Home / 150,935,765.79-208,292,062.14-85,749,246.75

Finding the Fourth Proportional to 150,935,765.79, 208,292,062.14 and 85,749,246.75

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Solution

The fourth proportional to 150,935,765.79, 208,292,062.14 and 85,749,246.75 is: 118,334,361.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,935,765.79 : 208,292,062.14 = 85,749,246.75 : x
  2. Step 2: Convert to fraction form
    150,935,765.79/208,292,062.14 = 85,749,246.75/x
  3. Step 3: Cross multiply
    150,935,765.79x = 208,292,062.14 × 85,749,246.75
  4. Step 4: Simplify right side
    150,935,765.79x = 17,860,887,432,509,192
  5. Step 5: Solve for x
    x = 17,860,887,432,509,192/150,935,765.79
  6. Step 6: Final answer
    x = 118,334,361.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.