Home / 83,001,871.20-124,502,806.80-25,494,050.10

Finding the Fourth Proportional to 83,001,871.20, 124,502,806.80 and 25,494,050.10

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Solution

The fourth proportional to 83,001,871.20, 124,502,806.80 and 25,494,050.10 is: 38,241,075.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,001,871.20 : 124,502,806.80 = 25,494,050.10 : x
  2. Step 2: Convert to fraction form
    83,001,871.20/124,502,806.80 = 25,494,050.10/x
  3. Step 3: Cross multiply
    83,001,871.20x = 124,502,806.80 × 25,494,050.10
  4. Step 4: Simplify right side
    83,001,871.20x = 3,174,080,794,149,821
  5. Step 5: Solve for x
    x = 3,174,080,794,149,821/83,001,871.20
  6. Step 6: Final answer
    x = 38,241,075.15

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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.