Home / 462,061,984.90-693,086,923.28-112,307,036.80

Finding the Fourth Proportional to 462,061,984.90, 693,086,923.28 and 112,307,036.80

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Solution

The fourth proportional to 462,061,984.90, 693,086,923.28 and 112,307,036.80 is: 168,459,083.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,061,984.90 : 693,086,923.28 = 112,307,036.80 : x
  2. Step 2: Convert to fraction form
    462,061,984.90/693,086,923.28 = 112,307,036.80/x
  3. Step 3: Cross multiply
    462,061,984.90x = 693,086,923.28 × 112,307,036.80
  4. Step 4: Simplify right side
    462,061,984.90x = 77,838,538,598,405,728
  5. Step 5: Solve for x
    x = 77,838,538,598,405,728/462,061,984.90
  6. Step 6: Final answer
    x = 168,459,083.72

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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.