Home / 264,744,101.10-397,116,151.65-128,695,205.10

Finding the Fourth Proportional to 264,744,101.10, 397,116,151.65 and 128,695,205.10

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Solution

The fourth proportional to 264,744,101.10, 397,116,151.65 and 128,695,205.10 is: 193,042,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,744,101.10 : 397,116,151.65 = 128,695,205.10 : x
  2. Step 2: Convert to fraction form
    264,744,101.10/397,116,151.65 = 128,695,205.10/x
  3. Step 3: Cross multiply
    264,744,101.10x = 397,116,151.65 × 128,695,205.10
  4. Step 4: Simplify right side
    264,744,101.10x = 51,106,944,585,119,448
  5. Step 5: Solve for x
    x = 51,106,944,585,119,448/264,744,101.10
  6. Step 6: Final answer
    x = 193,042,807.65

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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.