Home / 22,439,378,226.65-30,966,325,519.73-12,278,172,818.70

Finding the Fourth Proportional to 22,439,378,226.65, 30,966,325,519.73 and 12,278,172,818.70

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Solution

The fourth proportional to 22,439,378,226.65, 30,966,325,519.73 and 12,278,172,818.70 is: 16,943,869,498.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,439,378,226.65 : 30,966,325,519.73 = 12,278,172,818.70 : x
  2. Step 2: Convert to fraction form
    22,439,378,226.65/30,966,325,519.73 = 12,278,172,818.70/x
  3. Step 3: Cross multiply
    22,439,378,226.65x = 30,966,325,519.73 × 12,278,172,818.70
  4. Step 4: Simplify right side
    22,439,378,226.65x = 380,209,896,291,303,620,608
  5. Step 5: Solve for x
    x = 380,209,896,291,303,620,608/22,439,378,226.65
  6. Step 6: Final answer
    x = 16,943,869,498.12

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Double scale
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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.