Home / 99,245,429.70-148,868,144.55-94,781,325.30

Finding the Fourth Proportional to 99,245,429.70, 148,868,144.55 and 94,781,325.30

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Solution

The fourth proportional to 99,245,429.70, 148,868,144.55 and 94,781,325.30 is: 142,171,987.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,245,429.70 : 148,868,144.55 = 94,781,325.30 : x
  2. Step 2: Convert to fraction form
    99,245,429.70/148,868,144.55 = 94,781,325.30/x
  3. Step 3: Cross multiply
    99,245,429.70x = 148,868,144.55 × 94,781,325.30
  4. Step 4: Simplify right side
    99,245,429.70x = 14,109,920,035,400,972
  5. Step 5: Solve for x
    x = 14,109,920,035,400,972/99,245,429.70
  6. Step 6: Final answer
    x = 142,171,987.95

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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.