Home / 149,784,605.40-224,676,908.10-127,865,616.60

Finding the Fourth Proportional to 149,784,605.40, 224,676,908.10 and 127,865,616.60

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Solution

The fourth proportional to 149,784,605.40, 224,676,908.10 and 127,865,616.60 is: 191,798,424.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,784,605.40 : 224,676,908.10 = 127,865,616.60 : x
  2. Step 2: Convert to fraction form
    149,784,605.40/224,676,908.10 = 127,865,616.60/x
  3. Step 3: Cross multiply
    149,784,605.40x = 224,676,908.10 × 127,865,616.60
  4. Step 4: Simplify right side
    149,784,605.40x = 28,728,451,389,988,032
  5. Step 5: Solve for x
    x = 28,728,451,389,988,032/149,784,605.40
  6. Step 6: Final answer
    x = 191,798,424.90

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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.