Home / 149,270,319.90-224,005,012.65-84,573,999.90

Finding the Fourth Proportional to 149,270,319.90, 224,005,012.65 and 84,573,999.90

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Solution

The fourth proportional to 149,270,319.90, 224,005,012.65 and 84,573,999.90 is: 126,917,393.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,270,319.90 : 224,005,012.65 = 84,573,999.90 : x
  2. Step 2: Convert to fraction form
    149,270,319.90/224,005,012.65 = 84,573,999.90/x
  3. Step 3: Cross multiply
    149,270,319.90x = 224,005,012.65 × 84,573,999.90
  4. Step 4: Simplify right side
    149,270,319.90x = 18,944,999,917,460,600
  5. Step 5: Solve for x
    x = 18,944,999,917,460,600/149,270,319.90
  6. Step 6: Final answer
    x = 126,917,393.43

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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.