Home / 1,541,765,894.90-2,127,639,634.08-836,918,353.81

Finding the Fourth Proportional to 1,541,765,894.90, 2,127,639,634.08 and 836,918,353.81

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Solution

The fourth proportional to 1,541,765,894.90, 2,127,639,634.08 and 836,918,353.81 is: 1,154,948,793.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,765,894.90 : 2,127,639,634.08 = 836,918,353.81 : x
  2. Step 2: Convert to fraction form
    1,541,765,894.90/2,127,639,634.08 = 836,918,353.81/x
  3. Step 3: Cross multiply
    1,541,765,894.90x = 2,127,639,634.08 × 836,918,353.81
  4. Step 4: Simplify right side
    1,541,765,894.90x = 1,780,660,660,042,687,488
  5. Step 5: Solve for x
    x = 1,780,660,660,042,687,488/1,541,765,894.90
  6. Step 6: Final answer
    x = 1,154,948,793.41

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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.