Home / 15,088,134,520.04-20,822,726,117.58-8,746,139,650.28

Finding the Fourth Proportional to 15,088,134,520.04, 20,822,726,117.58 and 8,746,139,650.28

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Solution

The fourth proportional to 15,088,134,520.04, 20,822,726,117.58 and 8,746,139,650.28 is: 12,070,310,632.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,088,134,520.04 : 20,822,726,117.58 = 8,746,139,650.28 : x
  2. Step 2: Convert to fraction form
    15,088,134,520.04/20,822,726,117.58 = 8,746,139,650.28/x
  3. Step 3: Cross multiply
    15,088,134,520.04x = 20,822,726,117.58 × 8,746,139,650.28
  4. Step 4: Simplify right side
    15,088,134,520.04x = 182,118,470,523,887,386,624
  5. Step 5: Solve for x
    x = 182,118,470,523,887,386,624/15,088,134,520.04
  6. Step 6: Final answer
    x = 12,070,310,632.64

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Double scale
Find fourth proportional to 15,088,134,521.04, 20,822,726,118.96 and 8,746,139,651.28
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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.