Home / 18,554,508,036.40-27,790,947,385.80-16,486,564,817.20

Finding the Fourth Proportional to 18,554,508,036.40, 27,790,947,385.80 and 16,486,564,817.20

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Solution

The fourth proportional to 18,554,508,036.40, 27,790,947,385.80 and 16,486,564,817.20 is: 24,693,581,447.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554,508,036.40 : 27,790,947,385.80 = 16,486,564,817.20 : x
  2. Step 2: Convert to fraction form
    18,554,508,036.40/27,790,947,385.80 = 16,486,564,817.20/x
  3. Step 3: Cross multiply
    18,554,508,036.40x = 27,790,947,385.80 × 16,486,564,817.20
  4. Step 4: Simplify right side
    18,554,508,036.40x = 458,177,255,407,386,624,000
  5. Step 5: Solve for x
    x = 458,177,255,407,386,624,000/18,554,508,036.40
  6. Step 6: Final answer
    x = 24,693,581,447.08

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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.