Home / 126,696,117.16-174,841,121.38-68,749,365.16

Finding the Fourth Proportional to 126,696,117.16, 174,841,121.38 and 68,749,365.16

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Solution

The fourth proportional to 126,696,117.16, 174,841,121.38 and 68,749,365.16 is: 94,874,384.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,696,117.16 : 174,841,121.38 = 68,749,365.16 : x
  2. Step 2: Convert to fraction form
    126,696,117.16/174,841,121.38 = 68,749,365.16/x
  3. Step 3: Cross multiply
    126,696,117.16x = 174,841,121.38 × 68,749,365.16
  4. Step 4: Simplify right side
    126,696,117.16x = 12,020,216,098,737,502
  5. Step 5: Solve for x
    x = 12,020,216,098,737,502/126,696,117.16
  6. Step 6: Final answer
    x = 94,874,384.22

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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.