Home / 8,280,799,254.76-12,416,840,401.32-5,661,352,473.52

Finding the Fourth Proportional to 8,280,799,254.76, 12,416,840,401.32 and 5,661,352,473.52

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Solution

The fourth proportional to 8,280,799,254.76, 12,416,840,401.32 and 5,661,352,473.52 is: 8,489,048,937.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,280,799,254.76 : 12,416,840,401.32 = 5,661,352,473.52 : x
  2. Step 2: Convert to fraction form
    8,280,799,254.76/12,416,840,401.32 = 5,661,352,473.52/x
  3. Step 3: Cross multiply
    8,280,799,254.76x = 12,416,840,401.32 × 5,661,352,473.52
  4. Step 4: Simplify right side
    8,280,799,254.76x = 70,296,110,119,316,054,016
  5. Step 5: Solve for x
    x = 70,296,110,119,316,054,016/8,280,799,254.76
  6. Step 6: Final answer
    x = 8,489,048,937.99

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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.