Home / 20,160,576,579.90-30,240,864,869.85-13,194,873,104.70

Finding the Fourth Proportional to 20,160,576,579.90, 30,240,864,869.85 and 13,194,873,104.70

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Solution

The fourth proportional to 20,160,576,579.90, 30,240,864,869.85 and 13,194,873,104.70 is: 19,792,309,657.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,576,579.90 : 30,240,864,869.85 = 13,194,873,104.70 : x
  2. Step 2: Convert to fraction form
    20,160,576,579.90/30,240,864,869.85 = 13,194,873,104.70/x
  3. Step 3: Cross multiply
    20,160,576,579.90x = 30,240,864,869.85 × 13,194,873,104.70
  4. Step 4: Simplify right side
    20,160,576,579.90x = 399,024,374,534,050,807,808
  5. Step 5: Solve for x
    x = 399,024,374,534,050,807,808/20,160,576,579.90
  6. Step 6: Final answer
    x = 19,792,309,657.05

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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.