Home / 116,202,252.61-160,353,935.90-66,607,071.42

Finding the Fourth Proportional to 116,202,252.61, 160,353,935.90 and 66,607,071.42

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Solution

The fourth proportional to 116,202,252.61, 160,353,935.90 and 66,607,071.42 is: 91,914,793.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,202,252.61 : 160,353,935.90 = 66,607,071.42 : x
  2. Step 2: Convert to fraction form
    116,202,252.61/160,353,935.90 = 66,607,071.42/x
  3. Step 3: Cross multiply
    116,202,252.61x = 160,353,935.90 × 66,607,071.42
  4. Step 4: Simplify right side
    116,202,252.61x = 10,680,706,060,969,402
  5. Step 5: Solve for x
    x = 10,680,706,060,969,402/116,202,252.61
  6. Step 6: Final answer
    x = 91,914,793.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.