Home / 99,661,362.30-149,492,043.45-55,897,195.95

Finding the Fourth Proportional to 99,661,362.30, 149,492,043.45 and 55,897,195.95

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Solution

The fourth proportional to 99,661,362.30, 149,492,043.45 and 55,897,195.95 is: 83,845,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,661,362.30 : 149,492,043.45 = 55,897,195.95 : x
  2. Step 2: Convert to fraction form
    99,661,362.30/149,492,043.45 = 55,897,195.95/x
  3. Step 3: Cross multiply
    99,661,362.30x = 149,492,043.45 × 55,897,195.95
  4. Step 4: Simplify right side
    99,661,362.30x = 8,356,186,045,690,564
  5. Step 5: Solve for x
    x = 8,356,186,045,690,564/99,661,362.30
  6. Step 6: Final answer
    x = 83,845,793.93

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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.