Home / 82,883,751.20-124,325,626.80-52,650,663.20

Finding the Fourth Proportional to 82,883,751.20, 124,325,626.80 and 52,650,663.20

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Solution

The fourth proportional to 82,883,751.20, 124,325,626.80 and 52,650,663.20 is: 78,975,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,883,751.20 : 124,325,626.80 = 52,650,663.20 : x
  2. Step 2: Convert to fraction form
    82,883,751.20/124,325,626.80 = 52,650,663.20/x
  3. Step 3: Cross multiply
    82,883,751.20x = 124,325,626.80 × 52,650,663.20
  4. Step 4: Simplify right side
    82,883,751.20x = 6,545,826,703,775,694
  5. Step 5: Solve for x
    x = 6,545,826,703,775,694/82,883,751.20
  6. Step 6: Final answer
    x = 78,975,994.80

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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.