Home / 137,341,735.10-206,012,602.65-126,819,203.30

Finding the Fourth Proportional to 137,341,735.10, 206,012,602.65 and 126,819,203.30

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Solution

The fourth proportional to 137,341,735.10, 206,012,602.65 and 126,819,203.30 is: 190,228,804.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,341,735.10 : 206,012,602.65 = 126,819,203.30 : x
  2. Step 2: Convert to fraction form
    137,341,735.10/206,012,602.65 = 126,819,203.30/x
  3. Step 3: Cross multiply
    137,341,735.10x = 206,012,602.65 × 126,819,203.30
  4. Step 4: Simplify right side
    137,341,735.10x = 26,126,354,137,832,468
  5. Step 5: Solve for x
    x = 26,126,354,137,832,468/137,341,735.10
  6. Step 6: Final answer
    x = 190,228,804.95

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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.