Home / 38,308,139.20-57,462,208.80-25,487,070.40

Finding the Fourth Proportional to 38,308,139.20, 57,462,208.80 and 25,487,070.40

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Solution

The fourth proportional to 38,308,139.20, 57,462,208.80 and 25,487,070.40 is: 38,230,605.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,308,139.20 : 57,462,208.80 = 25,487,070.40 : x
  2. Step 2: Convert to fraction form
    38,308,139.20/57,462,208.80 = 25,487,070.40/x
  3. Step 3: Cross multiply
    38,308,139.20x = 57,462,208.80 × 25,487,070.40
  4. Step 4: Simplify right side
    38,308,139.20x = 1,464,543,361,025,099.25
  5. Step 5: Solve for x
    x = 1,464,543,361,025,099.25/38,308,139.20
  6. Step 6: Final answer
    x = 38,230,605.60

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Half scale
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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.