Home / 15,088,135,518.78-20,822,727,500.32-8,746,140,649.02

Finding the Fourth Proportional to 15,088,135,518.78, 20,822,727,500.32 and 8,746,140,649.02

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Solution

The fourth proportional to 15,088,135,518.78, 20,822,727,500.32 and 8,746,140,649.02 is: 12,070,312,013.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,088,135,518.78 : 20,822,727,500.32 = 8,746,140,649.02 : x
  2. Step 2: Convert to fraction form
    15,088,135,518.78/20,822,727,500.32 = 8,746,140,649.02/x
  3. Step 3: Cross multiply
    15,088,135,518.78x = 20,822,727,500.32 × 8,746,140,649.02
  4. Step 4: Simplify right side
    15,088,135,518.78x = 182,118,503,414,050,357,248
  5. Step 5: Solve for x
    x = 182,118,503,414,050,357,248/15,088,135,518.78
  6. Step 6: Final answer
    x = 12,070,312,013.53

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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.