Home / 126,561,817,399.11-174,655,480,966.01-68,690,198,106.50

Finding the Fourth Proportional to 126,561,817,399.11, 174,655,480,966.01 and 68,690,198,106.50

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Solution

The fourth proportional to 126,561,817,399.11, 174,655,480,966.01 and 68,690,198,106.50 is: 94,792,567,256.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,561,817,399.11 : 174,655,480,966.01 = 68,690,198,106.50 : x
  2. Step 2: Convert to fraction form
    126,561,817,399.11/174,655,480,966.01 = 68,690,198,106.50/x
  3. Step 3: Cross multiply
    126,561,817,399.11x = 174,655,480,966.01 × 68,690,198,106.50
  4. Step 4: Simplify right side
    126,561,817,399.11x = 11,997,119,587,940,395,122,688
  5. Step 5: Solve for x
    x = 11,997,119,587,940,395,122,688/126,561,817,399.11
  6. Step 6: Final answer
    x = 94,792,567,256.74

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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.