Home / 72,610,420,626.68-108,769,767,265.51-36,156,169,874.25

Finding the Fourth Proportional to 72,610,420,626.68, 108,769,767,265.51 and 36,156,169,874.25

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Solution

The fourth proportional to 72,610,420,626.68, 108,769,767,265.51 and 36,156,169,874.25 is: 54,161,622,374.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,610,420,626.68 : 108,769,767,265.51 = 36,156,169,874.25 : x
  2. Step 2: Convert to fraction form
    72,610,420,626.68/108,769,767,265.51 = 36,156,169,874.25/x
  3. Step 3: Cross multiply
    72,610,420,626.68x = 108,769,767,265.51 × 36,156,169,874.25
  4. Step 4: Simplify right side
    72,610,420,626.68x = 3,932,698,182,434,416,492,544
  5. Step 5: Solve for x
    x = 3,932,698,182,434,416,492,544/72,610,420,626.68
  6. Step 6: Final answer
    x = 54,161,622,374.48

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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.