Home / 149,784,429.90-224,676,644.85-127,865,441.10

Finding the Fourth Proportional to 149,784,429.90, 224,676,644.85 and 127,865,441.10

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Solution

The fourth proportional to 149,784,429.90, 224,676,644.85 and 127,865,441.10 is: 191,798,161.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,784,429.90 : 224,676,644.85 = 127,865,441.10 : x
  2. Step 2: Convert to fraction form
    149,784,429.90/224,676,644.85 = 127,865,441.10/x
  3. Step 3: Cross multiply
    149,784,429.90x = 224,676,644.85 × 127,865,441.10
  4. Step 4: Simplify right side
    149,784,429.90x = 28,728,378,298,613,292
  5. Step 5: Solve for x
    x = 28,728,378,298,613,292/149,784,429.90
  6. Step 6: Final answer
    x = 191,798,161.65

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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.