Home / 8,503,056,021.60-12,754,584,032.40-8,193,119,630.40

Finding the Fourth Proportional to 8,503,056,021.60, 12,754,584,032.40 and 8,193,119,630.40

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Solution

The fourth proportional to 8,503,056,021.60, 12,754,584,032.40 and 8,193,119,630.40 is: 12,289,679,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,056,021.60 : 12,754,584,032.40 = 8,193,119,630.40 : x
  2. Step 2: Convert to fraction form
    8,503,056,021.60/12,754,584,032.40 = 8,193,119,630.40/x
  3. Step 3: Cross multiply
    8,503,056,021.60x = 12,754,584,032.40 × 8,193,119,630.40
  4. Step 4: Simplify right side
    8,503,056,021.60x = 104,499,832,813,442,826,240
  5. Step 5: Solve for x
    x = 104,499,832,813,442,826,240/8,503,056,021.60
  6. Step 6: Final answer
    x = 12,289,679,445.60

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Double scale
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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.