Home / 12,292,935,961.04-18,438,162,984-8,334,436,847.84

Finding the Fourth Proportional to 12,292,935,961.04, 18,438,162,984 and 8,334,436,847.84

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Solution

The fourth proportional to 12,292,935,961.04, 18,438,162,984 and 8,334,436,847.84 is: 12,500,813,920.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,935,961.04 : 18,438,162,984 = 8,334,436,847.84 : x
  2. Step 2: Convert to fraction form
    12,292,935,961.04/18,438,162,984 = 8,334,436,847.84/x
  3. Step 3: Cross multiply
    12,292,935,961.04x = 18,438,162,984 × 8,334,436,847.84
  4. Step 4: Simplify right side
    12,292,935,961.04x = 153,671,704,980,329,136,128
  5. Step 5: Solve for x
    x = 153,671,704,980,329,136,128/12,292,935,961.04
  6. Step 6: Final answer
    x = 12,500,813,920.07

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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.