Home / 129,502,506.40-194,249,266.80-32,459,063.20

Finding the Fourth Proportional to 129,502,506.40, 194,249,266.80 and 32,459,063.20

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Solution

The fourth proportional to 129,502,506.40, 194,249,266.80 and 32,459,063.20 is: 48,687,468.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,502,506.40 : 194,249,266.80 = 32,459,063.20 : x
  2. Step 2: Convert to fraction form
    129,502,506.40/194,249,266.80 = 32,459,063.20/x
  3. Step 3: Cross multiply
    129,502,506.40x = 194,249,266.80 × 32,459,063.20
  4. Step 4: Simplify right side
    129,502,506.40x = 6,305,149,227,614,862
  5. Step 5: Solve for x
    x = 6,305,149,227,614,862/129,502,506.40
  6. Step 6: Final answer
    x = 48,687,468.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.