Home / 21,678,684,041.28-32,517,894,903.93-11,792,954,118.24

Finding the Fourth Proportional to 21,678,684,041.28, 32,517,894,903.93 and 11,792,954,118.24

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Solution

The fourth proportional to 21,678,684,041.28, 32,517,894,903.93 and 11,792,954,118.24 is: 17,689,359,828.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,678,684,041.28 : 32,517,894,903.93 = 11,792,954,118.24 : x
  2. Step 2: Convert to fraction form
    21,678,684,041.28/32,517,894,903.93 = 11,792,954,118.24/x
  3. Step 3: Cross multiply
    21,678,684,041.28x = 32,517,894,903.93 × 11,792,954,118.24
  4. Step 4: Simplify right side
    21,678,684,041.28x = 383,482,042,623,796,772,864
  5. Step 5: Solve for x
    x = 383,482,042,623,796,772,864/21,678,684,041.28
  6. Step 6: Final answer
    x = 17,689,359,828.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.