Home / 218,951,654.79-302,154,084.08-118,480,092.46

Finding the Fourth Proportional to 218,951,654.79, 302,154,084.08 and 118,480,092.46

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Solution

The fourth proportional to 218,951,654.79, 302,154,084.08 and 118,480,092.46 is: 163,502,960.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,951,654.79 : 302,154,084.08 = 118,480,092.46 : x
  2. Step 2: Convert to fraction form
    218,951,654.79/302,154,084.08 = 118,480,092.46/x
  3. Step 3: Cross multiply
    218,951,654.79x = 302,154,084.08 × 118,480,092.46
  4. Step 4: Simplify right side
    218,951,654.79x = 35,799,243,818,965,012
  5. Step 5: Solve for x
    x = 35,799,243,818,965,012/218,951,654.79
  6. Step 6: Final answer
    x = 163,502,960.75

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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.