Home / 149,693,206.10-224,539,809.15-84,972,002.90

Finding the Fourth Proportional to 149,693,206.10, 224,539,809.15 and 84,972,002.90

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Solution

The fourth proportional to 149,693,206.10, 224,539,809.15 and 84,972,002.90 is: 127,458,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,693,206.10 : 224,539,809.15 = 84,972,002.90 : x
  2. Step 2: Convert to fraction form
    149,693,206.10/224,539,809.15 = 84,972,002.90/x
  3. Step 3: Cross multiply
    149,693,206.10x = 224,539,809.15 × 84,972,002.90
  4. Step 4: Simplify right side
    149,693,206.10x = 19,079,597,314,259,248
  5. Step 5: Solve for x
    x = 19,079,597,314,259,248/149,693,206.10
  6. Step 6: Final answer
    x = 127,458,004.35

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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.