Home / 219,995,332.20-329,992,998.30-74,433,642.30

Finding the Fourth Proportional to 219,995,332.20, 329,992,998.30 and 74,433,642.30

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Solution

The fourth proportional to 219,995,332.20, 329,992,998.30 and 74,433,642.30 is: 111,650,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,995,332.20 : 329,992,998.30 = 74,433,642.30 : x
  2. Step 2: Convert to fraction form
    219,995,332.20/329,992,998.30 = 74,433,642.30/x
  3. Step 3: Cross multiply
    219,995,332.20x = 329,992,998.30 × 74,433,642.30
  4. Step 4: Simplify right side
    219,995,332.20x = 24,562,580,796,966,708
  5. Step 5: Solve for x
    x = 24,562,580,796,966,708/219,995,332.20
  6. Step 6: Final answer
    x = 111,650,463.45

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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.