Home / 11,337,420,021.60-17,006,130,032.40-8,521,207,874.40

Finding the Fourth Proportional to 11,337,420,021.60, 17,006,130,032.40 and 8,521,207,874.40

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Solution

The fourth proportional to 11,337,420,021.60, 17,006,130,032.40 and 8,521,207,874.40 is: 12,781,811,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337,420,021.60 : 17,006,130,032.40 = 8,521,207,874.40 : x
  2. Step 2: Convert to fraction form
    11,337,420,021.60/17,006,130,032.40 = 8,521,207,874.40/x
  3. Step 3: Cross multiply
    11,337,420,021.60x = 17,006,130,032.40 × 8,521,207,874.40
  4. Step 4: Simplify right side
    11,337,420,021.60x = 144,912,769,145,157,189,632
  5. Step 5: Solve for x
    x = 144,912,769,145,157,189,632/11,337,420,021.60
  6. Step 6: Final answer
    x = 12,781,811,811.60

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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.