Home / 151,696,125.18-209,304,247.05-92,156,231.16

Finding the Fourth Proportional to 151,696,125.18, 209,304,247.05 and 92,156,231.16

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Solution

The fourth proportional to 151,696,125.18, 209,304,247.05 and 92,156,231.16 is: 127,153,482.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,696,125.18 : 209,304,247.05 = 92,156,231.16 : x
  2. Step 2: Convert to fraction form
    151,696,125.18/209,304,247.05 = 92,156,231.16/x
  3. Step 3: Cross multiply
    151,696,125.18x = 209,304,247.05 × 92,156,231.16
  4. Step 4: Simplify right side
    151,696,125.18x = 19,288,690,573,909,548
  5. Step 5: Solve for x
    x = 19,288,690,573,909,548/151,696,125.18
  6. Step 6: Final answer
    x = 127,153,482.34

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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.