Home / 48,543,330.60-72,814,995.90-43,672,444.20

Finding the Fourth Proportional to 48,543,330.60, 72,814,995.90 and 43,672,444.20

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Solution

The fourth proportional to 48,543,330.60, 72,814,995.90 and 43,672,444.20 is: 65,508,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,543,330.60 : 72,814,995.90 = 43,672,444.20 : x
  2. Step 2: Convert to fraction form
    48,543,330.60/72,814,995.90 = 43,672,444.20/x
  3. Step 3: Cross multiply
    48,543,330.60x = 72,814,995.90 × 43,672,444.20
  4. Step 4: Simplify right side
    48,543,330.60x = 3,180,008,845,365,979.50
  5. Step 5: Solve for x
    x = 3,180,008,845,365,979.50/48,543,330.60
  6. Step 6: Final answer
    x = 65,508,666.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.