Home / 134,597,052.61-185,743,938.05-72,717,390.97

Finding the Fourth Proportional to 134,597,052.61, 185,743,938.05 and 72,717,390.97

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Solution

The fourth proportional to 134,597,052.61, 185,743,938.05 and 72,717,390.97 is: 100,350,002.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,597,052.61 : 185,743,938.05 = 72,717,390.97 : x
  2. Step 2: Convert to fraction form
    134,597,052.61/185,743,938.05 = 72,717,390.97/x
  3. Step 3: Cross multiply
    134,597,052.61x = 185,743,938.05 × 72,717,390.97
  4. Step 4: Simplify right side
    134,597,052.61x = 13,506,814,563,489,310
  5. Step 5: Solve for x
    x = 13,506,814,563,489,310/134,597,052.61
  6. Step 6: Final answer
    x = 100,350,002.48

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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.