Home / 1,783,804,956.15-2,675,707,434.23-491,340,444.15

Finding the Fourth Proportional to 1,783,804,956.15, 2,675,707,434.23 and 491,340,444.15

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Solution

The fourth proportional to 1,783,804,956.15, 2,675,707,434.23 and 491,340,444.15 is: 737,010,666.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,804,956.15 : 2,675,707,434.23 = 491,340,444.15 : x
  2. Step 2: Convert to fraction form
    1,783,804,956.15/2,675,707,434.23 = 491,340,444.15/x
  3. Step 3: Cross multiply
    1,783,804,956.15x = 2,675,707,434.23 × 491,340,444.15
  4. Step 4: Simplify right side
    1,783,804,956.15x = 1,314,683,279,150,024,960
  5. Step 5: Solve for x
    x = 1,314,683,279,150,024,960/1,783,804,956.15
  6. Step 6: Final answer
    x = 737,010,666.23

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Double scale
Find fourth proportional to 1,783,804,957.15, 2,675,707,435.73 and 491,340,445.15
Similar ratio
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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.