Home / 99,174,533.80-148,761,800.70-88,403,996.20

Finding the Fourth Proportional to 99,174,533.80, 148,761,800.70 and 88,403,996.20

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Solution

The fourth proportional to 99,174,533.80, 148,761,800.70 and 88,403,996.20 is: 132,605,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,174,533.80 : 148,761,800.70 = 88,403,996.20 : x
  2. Step 2: Convert to fraction form
    99,174,533.80/148,761,800.70 = 88,403,996.20/x
  3. Step 3: Cross multiply
    99,174,533.80x = 148,761,800.70 × 88,403,996.20
  4. Step 4: Simplify right side
    99,174,533.80x = 13,151,137,663,787,956
  5. Step 5: Solve for x
    x = 13,151,137,663,787,956/99,174,533.80
  6. Step 6: Final answer
    x = 132,605,994.30

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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.