Home / 8,237,781,296.80-12,356,671,945.20-7,560,560,125.60

Finding the Fourth Proportional to 8,237,781,296.80, 12,356,671,945.20 and 7,560,560,125.60

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Solution

The fourth proportional to 8,237,781,296.80, 12,356,671,945.20 and 7,560,560,125.60 is: 11,340,840,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237,781,296.80 : 12,356,671,945.20 = 7,560,560,125.60 : x
  2. Step 2: Convert to fraction form
    8,237,781,296.80/12,356,671,945.20 = 7,560,560,125.60/x
  3. Step 3: Cross multiply
    8,237,781,296.80x = 12,356,671,945.20 × 7,560,560,125.60
  4. Step 4: Simplify right side
    8,237,781,296.80x = 93,423,361,193,999,319,040
  5. Step 5: Solve for x
    x = 93,423,361,193,999,319,040/8,237,781,296.80
  6. Step 6: Final answer
    x = 11,340,840,188.40

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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.