Home / 80,660,333,150.90-120,988,838,253.55-26,881,374,205.92

Finding the Fourth Proportional to 80,660,333,150.90, 120,988,838,253.55 and 26,881,374,205.92

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Solution

The fourth proportional to 80,660,333,150.90, 120,988,838,253.55 and 26,881,374,205.92 is: 40,321,507,595.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,660,333,150.90 : 120,988,838,253.55 = 26,881,374,205.92 : x
  2. Step 2: Convert to fraction form
    80,660,333,150.90/120,988,838,253.55 = 26,881,374,205.92/x
  3. Step 3: Cross multiply
    80,660,333,150.90x = 120,988,838,253.55 × 26,881,374,205.92
  4. Step 4: Simplify right side
    80,660,333,150.90x = 3,252,346,235,833,205,915,648
  5. Step 5: Solve for x
    x = 3,252,346,235,833,205,915,648/80,660,333,150.90
  6. Step 6: Final answer
    x = 40,321,507,595.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.