Home / 80,151,991,712.58-120,123,399,980.01-44,777,918,263.62

Finding the Fourth Proportional to 80,151,991,712.58, 120,123,399,980.01 and 44,777,918,263.62

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Solution

The fourth proportional to 80,151,991,712.58, 120,123,399,980.01 and 44,777,918,263.62 is: 67,108,448,223.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,151,991,712.58 : 120,123,399,980.01 = 44,777,918,263.62 : x
  2. Step 2: Convert to fraction form
    80,151,991,712.58/120,123,399,980.01 = 44,777,918,263.62/x
  3. Step 3: Cross multiply
    80,151,991,712.58x = 120,123,399,980.01 × 44,777,918,263.62
  4. Step 4: Simplify right side
    80,151,991,712.58x = 5,378,875,785,853,020,405,760
  5. Step 5: Solve for x
    x = 5,378,875,785,853,020,405,760/80,151,991,712.58
  6. Step 6: Final answer
    x = 67,108,448,223.49

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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.