Home / 99,662,855.70-149,494,283.55-58,680,225.30

Finding the Fourth Proportional to 99,662,855.70, 149,494,283.55 and 58,680,225.30

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Solution

The fourth proportional to 99,662,855.70, 149,494,283.55 and 58,680,225.30 is: 88,020,337.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,662,855.70 : 149,494,283.55 = 58,680,225.30 : x
  2. Step 2: Convert to fraction form
    99,662,855.70/149,494,283.55 = 58,680,225.30/x
  3. Step 3: Cross multiply
    99,662,855.70x = 149,494,283.55 × 58,680,225.30
  4. Step 4: Simplify right side
    99,662,855.70x = 8,772,358,239,776,084
  5. Step 5: Solve for x
    x = 8,772,358,239,776,084/99,662,855.70
  6. Step 6: Final answer
    x = 88,020,337.95

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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.