Home / 14,981,922,942.46-20,658,488,896.47-9,547,854,553.60

Finding the Fourth Proportional to 14,981,922,942.46, 20,658,488,896.47 and 9,547,854,553.60

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Solution

The fourth proportional to 14,981,922,942.46, 20,658,488,896.47 and 9,547,854,553.60 is: 13,165,482,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981,922,942.46 : 20,658,488,896.47 = 9,547,854,553.60 : x
  2. Step 2: Convert to fraction form
    14,981,922,942.46/20,658,488,896.47 = 9,547,854,553.60/x
  3. Step 3: Cross multiply
    14,981,922,942.46x = 20,658,488,896.47 × 9,547,854,553.60
  4. Step 4: Simplify right side
    14,981,922,942.46x = 197,244,247,280,656,154,624
  5. Step 5: Solve for x
    x = 197,244,247,280,656,154,624/14,981,922,942.46
  6. Step 6: Final answer
    x = 13,165,482,697.93

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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.