Home / 73,903,119,977.10-110,854,679,965.65-72,433,791,900.30

Finding the Fourth Proportional to 73,903,119,977.10, 110,854,679,965.65 and 72,433,791,900.30

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Solution

The fourth proportional to 73,903,119,977.10, 110,854,679,965.65 and 72,433,791,900.30 is: 108,650,687,850.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,903,119,977.10 : 110,854,679,965.65 = 72,433,791,900.30 : x
  2. Step 2: Convert to fraction form
    73,903,119,977.10/110,854,679,965.65 = 72,433,791,900.30/x
  3. Step 3: Cross multiply
    73,903,119,977.10x = 110,854,679,965.65 × 72,433,791,900.30
  4. Step 4: Simplify right side
    73,903,119,977.10x = 8,029,624,819,806,247,059,456
  5. Step 5: Solve for x
    x = 8,029,624,819,806,247,059,456/73,903,119,977.10
  6. Step 6: Final answer
    x = 108,650,687,850.45

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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.