Home / 87,168,329.40-130,752,494.10-56,935,241.40

Finding the Fourth Proportional to 87,168,329.40, 130,752,494.10 and 56,935,241.40

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Solution

The fourth proportional to 87,168,329.40, 130,752,494.10 and 56,935,241.40 is: 85,402,862.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,168,329.40 : 130,752,494.10 = 56,935,241.40 : x
  2. Step 2: Convert to fraction form
    87,168,329.40/130,752,494.10 = 56,935,241.40/x
  3. Step 3: Cross multiply
    87,168,329.40x = 130,752,494.10 × 56,935,241.40
  4. Step 4: Simplify right side
    87,168,329.40x = 7,444,424,815,235,575
  5. Step 5: Solve for x
    x = 7,444,424,815,235,575/87,168,329.40
  6. Step 6: Final answer
    x = 85,402,862.10

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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.