Home / 110,482,958.61-152,439,820.29-71,316,347.40

Finding the Fourth Proportional to 110,482,958.61, 152,439,820.29 and 71,316,347.40

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Solution

The fourth proportional to 110,482,958.61, 152,439,820.29 and 71,316,347.40 is: 98,399,348.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,482,958.61 : 152,439,820.29 = 71,316,347.40 : x
  2. Step 2: Convert to fraction form
    110,482,958.61/152,439,820.29 = 71,316,347.40/x
  3. Step 3: Cross multiply
    110,482,958.61x = 152,439,820.29 × 71,316,347.40
  4. Step 4: Simplify right side
    110,482,958.61x = 10,871,451,181,395,210
  5. Step 5: Solve for x
    x = 10,871,451,181,395,210/110,482,958.61
  6. Step 6: Final answer
    x = 98,399,348.81

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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.