Home / 8,374,625,400.40-12,561,938,100.60-8,316,512,327.05

Finding the Fourth Proportional to 8,374,625,400.40, 12,561,938,100.60 and 8,316,512,327.05

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Solution

The fourth proportional to 8,374,625,400.40, 12,561,938,100.60 and 8,316,512,327.05 is: 12,474,768,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374,625,400.40 : 12,561,938,100.60 = 8,316,512,327.05 : x
  2. Step 2: Convert to fraction form
    8,374,625,400.40/12,561,938,100.60 = 8,316,512,327.05/x
  3. Step 3: Cross multiply
    8,374,625,400.40x = 12,561,938,100.60 × 8,316,512,327.05
  4. Step 4: Simplify right side
    8,374,625,400.40x = 104,471,513,065,278,963,712
  5. Step 5: Solve for x
    x = 104,471,513,065,278,963,712/8,374,625,400.40
  6. Step 6: Final answer
    x = 12,474,768,490.58

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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.