Home / 65,143,199.60-97,811,221.80-36,446,649.20

Finding the Fourth Proportional to 65,143,199.60, 97,811,221.80 and 36,446,649.20

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Solution

The fourth proportional to 65,143,199.60, 97,811,221.80 and 36,446,649.20 is: 54,723,920.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,143,199.60 : 97,811,221.80 = 36,446,649.20 : x
  2. Step 2: Convert to fraction form
    65,143,199.60/97,811,221.80 = 36,446,649.20/x
  3. Step 3: Cross multiply
    65,143,199.60x = 97,811,221.80 × 36,446,649.20
  4. Step 4: Simplify right side
    65,143,199.60x = 3,564,891,288,767,992.50
  5. Step 5: Solve for x
    x = 3,564,891,288,767,992.50/65,143,199.60
  6. Step 6: Final answer
    x = 54,723,920.70

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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.