Home / 3,545,857,459.40-5,318,786,189.10-3,497,484,518.60

Finding the Fourth Proportional to 3,545,857,459.40, 5,318,786,189.10 and 3,497,484,518.60

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Solution

The fourth proportional to 3,545,857,459.40, 5,318,786,189.10 and 3,497,484,518.60 is: 5,246,226,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,857,459.40 : 5,318,786,189.10 = 3,497,484,518.60 : x
  2. Step 2: Convert to fraction form
    3,545,857,459.40/5,318,786,189.10 = 3,497,484,518.60/x
  3. Step 3: Cross multiply
    3,545,857,459.40x = 5,318,786,189.10 × 3,497,484,518.60
  4. Step 4: Simplify right side
    3,545,857,459.40x = 18,602,372,354,120,740,864
  5. Step 5: Solve for x
    x = 18,602,372,354,120,740,864/3,545,857,459.40
  6. Step 6: Final answer
    x = 5,246,226,777.90

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Double scale
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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.