Home / 31,886,496,352.80-47,829,744,529.20-18,608,124,103.20

Finding the Fourth Proportional to 31,886,496,352.80, 47,829,744,529.20 and 18,608,124,103.20

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Solution

The fourth proportional to 31,886,496,352.80, 47,829,744,529.20 and 18,608,124,103.20 is: 27,912,186,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,886,496,352.80 : 47,829,744,529.20 = 18,608,124,103.20 : x
  2. Step 2: Convert to fraction form
    31,886,496,352.80/47,829,744,529.20 = 18,608,124,103.20/x
  3. Step 3: Cross multiply
    31,886,496,352.80x = 47,829,744,529.20 × 18,608,124,103.20
  4. Step 4: Simplify right side
    31,886,496,352.80x = 890,021,822,023,704,772,608
  5. Step 5: Solve for x
    x = 890,021,822,023,704,772,608/31,886,496,352.80
  6. Step 6: Final answer
    x = 27,912,186,154.80

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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.