Home / 126,605,985.30-174,725,648.10-70,856,993.34

Finding the Fourth Proportional to 126,605,985.30, 174,725,648.10 and 70,856,993.34

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Solution

The fourth proportional to 126,605,985.30, 174,725,648.10 and 70,856,993.34 is: 97,787,905.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,605,985.30 : 174,725,648.10 = 70,856,993.34 : x
  2. Step 2: Convert to fraction form
    126,605,985.30/174,725,648.10 = 70,856,993.34/x
  3. Step 3: Cross multiply
    126,605,985.30x = 174,725,648.10 × 70,856,993.34
  4. Step 4: Simplify right side
    126,605,985.30x = 12,380,534,083,748,884
  5. Step 5: Solve for x
    x = 12,380,534,083,748,884/126,605,985.30
  6. Step 6: Final answer
    x = 97,787,905.16

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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.