Home / 83,118,532.80-124,803,770.40-63,970,910.40

Finding the Fourth Proportional to 83,118,532.80, 124,803,770.40 and 63,970,910.40

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Solution

The fourth proportional to 83,118,532.80, 124,803,770.40 and 63,970,910.40 is: 96,053,317.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,118,532.80 : 124,803,770.40 = 63,970,910.40 : x
  2. Step 2: Convert to fraction form
    83,118,532.80/124,803,770.40 = 63,970,910.40/x
  3. Step 3: Cross multiply
    83,118,532.80x = 124,803,770.40 × 63,970,910.40
  4. Step 4: Simplify right side
    83,118,532.80x = 7,983,810,813,840,572
  5. Step 5: Solve for x
    x = 7,983,810,813,840,572/83,118,532.80
  6. Step 6: Final answer
    x = 96,053,317.41

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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.