Home / 22,443,759,787.15-30,972,368,291.88-12,668,954,708.17

Finding the Fourth Proportional to 22,443,759,787.15, 30,972,368,291.88 and 12,668,954,708.17

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Solution

The fourth proportional to 22,443,759,787.15, 30,972,368,291.88 and 12,668,954,708.17 is: 17,483,146,086.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,443,759,787.15 : 30,972,368,291.88 = 12,668,954,708.17 : x
  2. Step 2: Convert to fraction form
    22,443,759,787.15/30,972,368,291.88 = 12,668,954,708.17/x
  3. Step 3: Cross multiply
    22,443,759,787.15x = 30,972,368,291.88 × 12,668,954,708.17
  4. Step 4: Simplify right side
    22,443,759,787.15x = 392,387,531,094,588,391,424
  5. Step 5: Solve for x
    x = 392,387,531,094,588,391,424/22,443,759,787.15
  6. Step 6: Final answer
    x = 17,483,146,086.75

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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.