Home / 86,466,138.68-129,701,685.23-33,941,624.15

Finding the Fourth Proportional to 86,466,138.68, 129,701,685.23 and 33,941,624.15

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Solution

The fourth proportional to 86,466,138.68, 129,701,685.23 and 33,941,624.15 is: 50,913,408.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,466,138.68 : 129,701,685.23 = 33,941,624.15 : x
  2. Step 2: Convert to fraction form
    86,466,138.68/129,701,685.23 = 33,941,624.15/x
  3. Step 3: Cross multiply
    86,466,138.68x = 129,701,685.23 × 33,941,624.15
  4. Step 4: Simplify right side
    86,466,138.68x = 4,402,285,850,880,050
  5. Step 5: Solve for x
    x = 4,402,285,850,880,050/86,466,138.68
  6. Step 6: Final answer
    x = 50,913,408.63

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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.