Home / 108,887,356.90-150,262,660.56-59,328,137.86

Finding the Fourth Proportional to 108,887,356.90, 150,262,660.56 and 59,328,137.86

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Solution

The fourth proportional to 108,887,356.90, 150,262,660.56 and 59,328,137.86 is: 81,871,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,887,356.90 : 150,262,660.56 = 59,328,137.86 : x
  2. Step 2: Convert to fraction form
    108,887,356.90/150,262,660.56 = 59,328,137.86/x
  3. Step 3: Cross multiply
    108,887,356.90x = 150,262,660.56 × 59,328,137.86
  4. Step 4: Simplify right side
    108,887,356.90x = 8,914,803,840,914,065
  5. Step 5: Solve for x
    x = 8,914,803,840,914,065/108,887,356.90
  6. Step 6: Final answer
    x = 81,871,799.40

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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.