Home / 264,356,921.07-396,288,842.81-89,358,195.20

Finding the Fourth Proportional to 264,356,921.07, 396,288,842.81 and 89,358,195.20

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Solution

The fourth proportional to 264,356,921.07, 396,288,842.81 and 89,358,195.20 is: 133,953,957.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,356,921.07 : 396,288,842.81 = 89,358,195.20 : x
  2. Step 2: Convert to fraction form
    264,356,921.07/396,288,842.81 = 89,358,195.20/x
  3. Step 3: Cross multiply
    264,356,921.07x = 396,288,842.81 × 89,358,195.20
  4. Step 4: Simplify right side
    264,356,921.07x = 35,411,655,770,455,948
  5. Step 5: Solve for x
    x = 35,411,655,770,455,948/264,356,921.07
  6. Step 6: Final answer
    x = 133,953,957.50

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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.