Home / 1,442,448,008.10-2,162,955,550.14-459,746,676.90

Finding the Fourth Proportional to 1,442,448,008.10, 2,162,955,550.14 and 459,746,676.90

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Solution

The fourth proportional to 1,442,448,008.10, 2,162,955,550.14 and 459,746,676.90 is: 689,391,659.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,448,008.10 : 2,162,955,550.14 = 459,746,676.90 : x
  2. Step 2: Convert to fraction form
    1,442,448,008.10/2,162,955,550.14 = 459,746,676.90/x
  3. Step 3: Cross multiply
    1,442,448,008.10x = 2,162,955,550.14 × 459,746,676.90
  4. Step 4: Simplify right side
    1,442,448,008.10x = 994,411,626,459,276,160
  5. Step 5: Solve for x
    x = 994,411,626,459,276,160/1,442,448,008.10
  6. Step 6: Final answer
    x = 689,391,659.79

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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.