Home / 14,973,627,997.47-20,664,252,334.86-8,290,625,152.71

Finding the Fourth Proportional to 14,973,627,997.47, 20,664,252,334.86 and 8,290,625,152.71

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Solution

The fourth proportional to 14,973,627,997.47, 20,664,252,334.86 and 8,290,625,152.71 is: 11,441,420,222.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,973,627,997.47 : 20,664,252,334.86 = 8,290,625,152.71 : x
  2. Step 2: Convert to fraction form
    14,973,627,997.47/20,664,252,334.86 = 8,290,625,152.71/x
  3. Step 3: Cross multiply
    14,973,627,997.47x = 20,664,252,334.86 × 8,290,625,152.71
  4. Step 4: Simplify right side
    14,973,627,997.47x = 171,319,570,169,371,656,192
  5. Step 5: Solve for x
    x = 171,319,570,169,371,656,192/14,973,627,997.47
  6. Step 6: Final answer
    x = 11,441,420,222.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.