Home / 123,358,354,746.54-170,193,836,744.10-74,510,923,308.24

Finding the Fourth Proportional to 123,358,354,746.54, 170,193,836,744.10 and 74,510,923,308.24

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Solution

The fourth proportional to 123,358,354,746.54, 170,193,836,744.10 and 74,510,923,308.24 is: 102,800,494,893.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,358,354,746.54 : 170,193,836,744.10 = 74,510,923,308.24 : x
  2. Step 2: Convert to fraction form
    123,358,354,746.54/170,193,836,744.10 = 74,510,923,308.24/x
  3. Step 3: Cross multiply
    123,358,354,746.54x = 170,193,836,744.10 × 74,510,923,308.24
  4. Step 4: Simplify right side
    123,358,354,746.54x = 12,681,299,917,174,755,819,520
  5. Step 5: Solve for x
    x = 12,681,299,917,174,755,819,520/123,358,354,746.54
  6. Step 6: Final answer
    x = 102,800,494,893.36

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1.5x scale

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.