Home / 462,264,908.61-693,387,648.23-112,512,927.86

Finding the Fourth Proportional to 462,264,908.61, 693,387,648.23 and 112,512,927.86

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Solution

The fourth proportional to 462,264,908.61, 693,387,648.23 and 112,512,927.86 is: 168,767,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,264,908.61 : 693,387,648.23 = 112,512,927.86 : x
  2. Step 2: Convert to fraction form
    462,264,908.61/693,387,648.23 = 112,512,927.86/x
  3. Step 3: Cross multiply
    462,264,908.61x = 693,387,648.23 × 112,512,927.86
  4. Step 4: Simplify right side
    462,264,908.61x = 78,015,074,440,287,552
  5. Step 5: Solve for x
    x = 78,015,074,440,287,552/462,264,908.61
  6. Step 6: Final answer
    x = 168,767,027.28

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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.