Home / 5,127,835,538.60-7,691,753,307.90-5,073,415,980.20

Finding the Fourth Proportional to 5,127,835,538.60, 7,691,753,307.90 and 5,073,415,980.20

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Solution

The fourth proportional to 5,127,835,538.60, 7,691,753,307.90 and 5,073,415,980.20 is: 7,610,123,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,835,538.60 : 7,691,753,307.90 = 5,073,415,980.20 : x
  2. Step 2: Convert to fraction form
    5,127,835,538.60/7,691,753,307.90 = 5,073,415,980.20/x
  3. Step 3: Cross multiply
    5,127,835,538.60x = 7,691,753,307.90 × 5,073,415,980.20
  4. Step 4: Simplify right side
    5,127,835,538.60x = 39,023,464,148,056,064,000
  5. Step 5: Solve for x
    x = 39,023,464,148,056,064,000/5,127,835,538.60
  6. Step 6: Final answer
    x = 7,610,123,970.30

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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.