Home / 82,897,478.80-124,346,218.20-57,388,310.80

Finding the Fourth Proportional to 82,897,478.80, 124,346,218.20 and 57,388,310.80

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Solution

The fourth proportional to 82,897,478.80, 124,346,218.20 and 57,388,310.80 is: 86,082,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,897,478.80 : 124,346,218.20 = 57,388,310.80 : x
  2. Step 2: Convert to fraction form
    82,897,478.80/124,346,218.20 = 57,388,310.80/x
  3. Step 3: Cross multiply
    82,897,478.80x = 124,346,218.20 × 57,388,310.80
  4. Step 4: Simplify right side
    82,897,478.80x = 7,136,019,416,866,216
  5. Step 5: Solve for x
    x = 7,136,019,416,866,216/82,897,478.80
  6. Step 6: Final answer
    x = 86,082,466.20

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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.