Home / 126,701,931.13-174,848,664.95-68,755,179.13

Finding the Fourth Proportional to 126,701,931.13, 174,848,664.95 and 68,755,179.13

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Solution

The fourth proportional to 126,701,931.13, 174,848,664.95 and 68,755,179.13 is: 94,882,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,701,931.13 : 174,848,664.95 = 68,755,179.13 : x
  2. Step 2: Convert to fraction form
    126,701,931.13/174,848,664.95 = 68,755,179.13/x
  3. Step 3: Cross multiply
    126,701,931.13x = 174,848,664.95 × 68,755,179.13
  4. Step 4: Simplify right side
    126,701,931.13x = 12,021,751,278,934,826
  5. Step 5: Solve for x
    x = 12,021,751,278,934,826/126,701,931.13
  6. Step 6: Final answer
    x = 94,882,147.19

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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.