Home / 42,501,358.80-63,752,038.20-25,495,246.80

Finding the Fourth Proportional to 42,501,358.80, 63,752,038.20 and 25,495,246.80

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Solution

The fourth proportional to 42,501,358.80, 63,752,038.20 and 25,495,246.80 is: 38,242,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,501,358.80 : 63,752,038.20 = 25,495,246.80 : x
  2. Step 2: Convert to fraction form
    42,501,358.80/63,752,038.20 = 25,495,246.80/x
  3. Step 3: Cross multiply
    42,501,358.80x = 63,752,038.20 × 25,495,246.80
  4. Step 4: Simplify right side
    42,501,358.80x = 1,625,373,947,912,028
  5. Step 5: Solve for x
    x = 1,625,373,947,912,028/42,501,358.80
  6. Step 6: Final answer
    x = 38,242,870.20

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Double scale
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Similar ratio
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1.5x scale

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.