Home / 1,648,804,557.15-2,473,206,835.73-558,287,625.15

Finding the Fourth Proportional to 1,648,804,557.15, 2,473,206,835.73 and 558,287,625.15

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Solution

The fourth proportional to 1,648,804,557.15, 2,473,206,835.73 and 558,287,625.15 is: 837,431,437.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,804,557.15 : 2,473,206,835.73 = 558,287,625.15 : x
  2. Step 2: Convert to fraction form
    1,648,804,557.15/2,473,206,835.73 = 558,287,625.15/x
  3. Step 3: Cross multiply
    1,648,804,557.15x = 2,473,206,835.73 × 558,287,625.15
  4. Step 4: Simplify right side
    1,648,804,557.15x = 1,380,760,770,821,656,320
  5. Step 5: Solve for x
    x = 1,380,760,770,821,656,320/1,648,804,557.15
  6. Step 6: Final answer
    x = 837,431,437.73

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Half scale
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Double scale
Find fourth proportional to 1,648,804,558.15, 2,473,206,837.23 and 558,287,626.15
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.