Home / 14,981,922,940.46-20,658,488,893.71-9,547,854,551.60

Finding the Fourth Proportional to 14,981,922,940.46, 20,658,488,893.71 and 9,547,854,551.60

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Solution

The fourth proportional to 14,981,922,940.46, 20,658,488,893.71 and 9,547,854,551.60 is: 13,165,482,695.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981,922,940.46 : 20,658,488,893.71 = 9,547,854,551.60 : x
  2. Step 2: Convert to fraction form
    14,981,922,940.46/20,658,488,893.71 = 9,547,854,551.60/x
  3. Step 3: Cross multiply
    14,981,922,940.46x = 20,658,488,893.71 × 9,547,854,551.60
  4. Step 4: Simplify right side
    14,981,922,940.46x = 197,244,247,212,987,056,128
  5. Step 5: Solve for x
    x = 197,244,247,212,987,056,128/14,981,922,940.46
  6. Step 6: Final answer
    x = 13,165,482,695.17

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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.