Home / 20,727,048,445.20-31,029,350,664.60-13,747,740,080.40

Finding the Fourth Proportional to 20,727,048,445.20, 31,029,350,664.60 and 13,747,740,080.40

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Solution

The fourth proportional to 20,727,048,445.20, 31,029,350,664.60 and 13,747,740,080.40 is: 20,581,003,075.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,727,048,445.20 : 31,029,350,664.60 = 13,747,740,080.40 : x
  2. Step 2: Convert to fraction form
    20,727,048,445.20/31,029,350,664.60 = 13,747,740,080.40/x
  3. Step 3: Cross multiply
    20,727,048,445.20x = 31,029,350,664.60 × 13,747,740,080.40
  4. Step 4: Simplify right side
    20,727,048,445.20x = 426,583,447,800,507,793,408
  5. Step 5: Solve for x
    x = 426,583,447,800,507,793,408/20,727,048,445.20
  6. Step 6: Final answer
    x = 20,581,003,075.68

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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.