Home / 107,636,315.56-148,491,520.26-65,822,208.80

Finding the Fourth Proportional to 107,636,315.56, 148,491,520.26 and 65,822,208.80

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Solution

The fourth proportional to 107,636,315.56, 148,491,520.26 and 65,822,208.80 is: 90,806,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,636,315.56 : 148,491,520.26 = 65,822,208.80 : x
  2. Step 2: Convert to fraction form
    107,636,315.56/148,491,520.26 = 65,822,208.80/x
  3. Step 3: Cross multiply
    107,636,315.56x = 148,491,520.26 × 65,822,208.80
  4. Step 4: Simplify right side
    107,636,315.56x = 9,774,039,851,583,150
  5. Step 5: Solve for x
    x = 9,774,039,851,583,150/107,636,315.56
  6. Step 6: Final answer
    x = 90,806,154.05

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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.