Home / 1,783,804,948.90-2,675,707,423.35-491,340,436.90

Finding the Fourth Proportional to 1,783,804,948.90, 2,675,707,423.35 and 491,340,436.90

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Solution

The fourth proportional to 1,783,804,948.90, 2,675,707,423.35 and 491,340,436.90 is: 737,010,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,804,948.90 : 2,675,707,423.35 = 491,340,436.90 : x
  2. Step 2: Convert to fraction form
    1,783,804,948.90/2,675,707,423.35 = 491,340,436.90/x
  3. Step 3: Cross multiply
    1,783,804,948.90x = 2,675,707,423.35 × 491,340,436.90
  4. Step 4: Simplify right side
    1,783,804,948.90x = 1,314,683,254,405,362,176
  5. Step 5: Solve for x
    x = 1,314,683,254,405,362,176/1,783,804,948.90
  6. Step 6: Final answer
    x = 737,010,655.35

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Half scale
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Double scale
Find fourth proportional to 1,783,804,949.90, 2,675,707,424.85 and 491,340,437.90
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.