Home / 329,240,167.20-494,051,569.60-147,487,345.20

Finding the Fourth Proportional to 329,240,167.20, 494,051,569.60 and 147,487,345.20

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Solution

The fourth proportional to 329,240,167.20, 494,051,569.60 and 147,487,345.20 is: 221,316,721.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,240,167.20 : 494,051,569.60 = 147,487,345.20 : x
  2. Step 2: Convert to fraction form
    329,240,167.20/494,051,569.60 = 147,487,345.20/x
  3. Step 3: Cross multiply
    329,240,167.20x = 494,051,569.60 × 147,487,345.20
  4. Step 4: Simplify right side
    329,240,167.20x = 72,866,354,392,197,024
  5. Step 5: Solve for x
    x = 72,866,354,392,197,024/329,240,167.20
  6. Step 6: Final answer
    x = 221,316,721.50

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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.