Home / 149,723,991.40-224,585,987.10-127,805,002.60

Finding the Fourth Proportional to 149,723,991.40, 224,585,987.10 and 127,805,002.60

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Solution

The fourth proportional to 149,723,991.40, 224,585,987.10 and 127,805,002.60 is: 191,707,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,723,991.40 : 224,585,987.10 = 127,805,002.60 : x
  2. Step 2: Convert to fraction form
    149,723,991.40/224,585,987.10 = 127,805,002.60/x
  3. Step 3: Cross multiply
    149,723,991.40x = 224,585,987.10 × 127,805,002.60
  4. Step 4: Simplify right side
    149,723,991.40x = 28,703,212,665,239,064
  5. Step 5: Solve for x
    x = 28,703,212,665,239,064/149,723,991.40
  6. Step 6: Final answer
    x = 191,707,503.90

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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.