Home / 94,708,813.83-129,748,903.74-91,167,909.43

Finding the Fourth Proportional to 94,708,813.83, 129,748,903.74 and 91,167,909.43

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Solution

The fourth proportional to 94,708,813.83, 129,748,903.74 and 91,167,909.43 is: 124,897,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,708,813.83 : 129,748,903.74 = 91,167,909.43 : x
  2. Step 2: Convert to fraction form
    94,708,813.83/129,748,903.74 = 91,167,909.43/x
  3. Step 3: Cross multiply
    94,708,813.83x = 129,748,903.74 × 91,167,909.43
  4. Step 4: Simplify right side
    94,708,813.83x = 11,828,936,303,819,484
  5. Step 5: Solve for x
    x = 11,828,936,303,819,484/94,708,813.83
  6. Step 6: Final answer
    x = 124,897,945.88

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.