Home / 61,242,836.20-91,864,254.30-57,463,700.20

Finding the Fourth Proportional to 61,242,836.20, 91,864,254.30 and 57,463,700.20

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Solution

The fourth proportional to 61,242,836.20, 91,864,254.30 and 57,463,700.20 is: 86,195,550.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,242,836.20 : 91,864,254.30 = 57,463,700.20 : x
  2. Step 2: Convert to fraction form
    61,242,836.20/91,864,254.30 = 57,463,700.20/x
  3. Step 3: Cross multiply
    61,242,836.20x = 91,864,254.30 × 57,463,700.20
  4. Step 4: Simplify right side
    61,242,836.20x = 5,278,859,968,191,761
  5. Step 5: Solve for x
    x = 5,278,859,968,191,761/61,242,836.20
  6. Step 6: Final answer
    x = 86,195,550.30

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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.