Home / 215,563,333.70-323,340,331.98-60,112,993.90

Finding the Fourth Proportional to 215,563,333.70, 323,340,331.98 and 60,112,993.90

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Solution

The fourth proportional to 215,563,333.70, 323,340,331.98 and 60,112,993.90 is: 90,168,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,563,333.70 : 323,340,331.98 = 60,112,993.90 : x
  2. Step 2: Convert to fraction form
    215,563,333.70/323,340,331.98 = 60,112,993.90/x
  3. Step 3: Cross multiply
    215,563,333.70x = 323,340,331.98 × 60,112,993.90
  4. Step 4: Simplify right side
    215,563,333.70x = 19,436,955,403,937,716
  5. Step 5: Solve for x
    x = 19,436,955,403,937,716/215,563,333.70
  6. Step 6: Final answer
    x = 90,168,188.95

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1.5x scale

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.