Home / 66,443,393.40-99,665,090.10-48,527,489.40

Finding the Fourth Proportional to 66,443,393.40, 99,665,090.10 and 48,527,489.40

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Solution

The fourth proportional to 66,443,393.40, 99,665,090.10 and 48,527,489.40 is: 72,791,234.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,443,393.40 : 99,665,090.10 = 48,527,489.40 : x
  2. Step 2: Convert to fraction form
    66,443,393.40/99,665,090.10 = 48,527,489.40/x
  3. Step 3: Cross multiply
    66,443,393.40x = 99,665,090.10 × 48,527,489.40
  4. Step 4: Simplify right side
    66,443,393.40x = 4,836,496,603,377,795
  5. Step 5: Solve for x
    x = 4,836,496,603,377,795/66,443,393.40
  6. Step 6: Final answer
    x = 72,791,234.10

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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.