Home / 218,951,727.64-302,154,184.65-118,480,165.39

Finding the Fourth Proportional to 218,951,727.64, 302,154,184.65 and 118,480,165.39

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Solution

The fourth proportional to 218,951,727.64, 302,154,184.65 and 118,480,165.39 is: 163,503,061.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,951,727.64 : 302,154,184.65 = 118,480,165.39 : x
  2. Step 2: Convert to fraction form
    218,951,727.64/302,154,184.65 = 118,480,165.39/x
  3. Step 3: Cross multiply
    218,951,727.64x = 302,154,184.65 × 118,480,165.39
  4. Step 4: Simplify right side
    218,951,727.64x = 35,799,277,770,612,596
  5. Step 5: Solve for x
    x = 35,799,277,770,612,596/218,951,727.64
  6. Step 6: Final answer
    x = 163,503,061.41

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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.