Home / 8,374,625,402.15-12,561,938,103.23-8,316,512,328.80

Finding the Fourth Proportional to 8,374,625,402.15, 12,561,938,103.23 and 8,316,512,328.80

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Solution

The fourth proportional to 8,374,625,402.15, 12,561,938,103.23 and 8,316,512,328.80 is: 12,474,768,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374,625,402.15 : 12,561,938,103.23 = 8,316,512,328.80 : x
  2. Step 2: Convert to fraction form
    8,374,625,402.15/12,561,938,103.23 = 8,316,512,328.80/x
  3. Step 3: Cross multiply
    8,374,625,402.15x = 12,561,938,103.23 × 8,316,512,328.80
  4. Step 4: Simplify right side
    8,374,625,402.15x = 104,471,513,109,134,786,560
  5. Step 5: Solve for x
    x = 104,471,513,109,134,786,560/8,374,625,402.15
  6. Step 6: Final answer
    x = 12,474,768,493.21

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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.