Home / 21,560,337,614.40-32,340,506,421.60-13,179,725,620.80

Finding the Fourth Proportional to 21,560,337,614.40, 32,340,506,421.60 and 13,179,725,620.80

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Solution

The fourth proportional to 21,560,337,614.40, 32,340,506,421.60 and 13,179,725,620.80 is: 19,769,588,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560,337,614.40 : 32,340,506,421.60 = 13,179,725,620.80 : x
  2. Step 2: Convert to fraction form
    21,560,337,614.40/32,340,506,421.60 = 13,179,725,620.80/x
  3. Step 3: Cross multiply
    21,560,337,614.40x = 32,340,506,421.60 × 13,179,725,620.80
  4. Step 4: Simplify right side
    21,560,337,614.40x = 426,239,001,074,408,423,424
  5. Step 5: Solve for x
    x = 426,239,001,074,408,423,424/21,560,337,614.40
  6. Step 6: Final answer
    x = 19,769,588,431.20

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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.