Home / 157,443,617.40-236,198,603.70-66,520,404.60

Finding the Fourth Proportional to 157,443,617.40, 236,198,603.70 and 66,520,404.60

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Solution

The fourth proportional to 157,443,617.40, 236,198,603.70 and 66,520,404.60 is: 99,794,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,443,617.40 : 236,198,603.70 = 66,520,404.60 : x
  2. Step 2: Convert to fraction form
    157,443,617.40/236,198,603.70 = 66,520,404.60/x
  3. Step 3: Cross multiply
    157,443,617.40x = 236,198,603.70 × 66,520,404.60
  4. Step 4: Simplify right side
    157,443,617.40x = 15,712,026,684,079,056
  5. Step 5: Solve for x
    x = 15,712,026,684,079,056/157,443,617.40
  6. Step 6: Final answer
    x = 99,794,624.54

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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.