Home / 1,261,895,711.80-1,892,843,567.70-1,046,904,863.80

Finding the Fourth Proportional to 1,261,895,711.80, 1,892,843,567.70 and 1,046,904,863.80

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Solution

The fourth proportional to 1,261,895,711.80, 1,892,843,567.70 and 1,046,904,863.80 is: 1,570,357,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,895,711.80 : 1,892,843,567.70 = 1,046,904,863.80 : x
  2. Step 2: Convert to fraction form
    1,261,895,711.80/1,892,843,567.70 = 1,046,904,863.80/x
  3. Step 3: Cross multiply
    1,261,895,711.80x = 1,892,843,567.70 × 1,046,904,863.80
  4. Step 4: Simplify right side
    1,261,895,711.80x = 1,981,627,137,437,674,496
  5. Step 5: Solve for x
    x = 1,981,627,137,437,674,496/1,261,895,711.80
  6. Step 6: Final answer
    x = 1,570,357,295.70

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Double scale
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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.