Home / 126,103,066.48-174,022,153.14-68,156,314.48

Finding the Fourth Proportional to 126,103,066.48, 174,022,153.14 and 68,156,314.48

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Solution

The fourth proportional to 126,103,066.48, 174,022,153.14 and 68,156,314.48 is: 94,055,671.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,103,066.48 : 174,022,153.14 = 68,156,314.48 : x
  2. Step 2: Convert to fraction form
    126,103,066.48/174,022,153.14 = 68,156,314.48/x
  3. Step 3: Cross multiply
    126,103,066.48x = 174,022,153.14 × 68,156,314.48
  4. Step 4: Simplify right side
    126,103,066.48x = 11,860,708,595,896,560
  5. Step 5: Solve for x
    x = 11,860,708,595,896,560/126,103,066.48
  6. Step 6: Final answer
    x = 94,055,671.50

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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.