Home / 149,720,133.90-224,580,200.85-127,801,145.10

Finding the Fourth Proportional to 149,720,133.90, 224,580,200.85 and 127,801,145.10

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Solution

The fourth proportional to 149,720,133.90, 224,580,200.85 and 127,801,145.10 is: 191,701,717.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,720,133.90 : 224,580,200.85 = 127,801,145.10 : x
  2. Step 2: Convert to fraction form
    149,720,133.90/224,580,200.85 = 127,801,145.10/x
  3. Step 3: Cross multiply
    149,720,133.90x = 224,580,200.85 × 127,801,145.10
  4. Step 4: Simplify right side
    149,720,133.90x = 28,701,606,835,417,992
  5. Step 5: Solve for x
    x = 28,701,606,835,417,992/149,720,133.90
  6. Step 6: Final answer
    x = 191,701,717.65

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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.