Home / 423,603,772.11-635,041,744.98-147,219,078.06

Finding the Fourth Proportional to 423,603,772.11, 635,041,744.98 and 147,219,078.06

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Solution

The fourth proportional to 423,603,772.11, 635,041,744.98 and 147,219,078.06 is: 220,702,142.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,603,772.11 : 635,041,744.98 = 147,219,078.06 : x
  2. Step 2: Convert to fraction form
    423,603,772.11/635,041,744.98 = 147,219,078.06/x
  3. Step 3: Cross multiply
    423,603,772.11x = 635,041,744.98 × 147,219,078.06
  4. Step 4: Simplify right side
    423,603,772.11x = 93,490,260,225,569,232
  5. Step 5: Solve for x
    x = 93,490,260,225,569,232/423,603,772.11
  6. Step 6: Final answer
    x = 220,702,142.85

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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.