Home / 107,646,007.30-161,565,265.84-55,159,485.10

Finding the Fourth Proportional to 107,646,007.30, 161,565,265.84 and 55,159,485.10

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Solution

The fourth proportional to 107,646,007.30, 161,565,265.84 and 55,159,485.10 is: 82,788,550.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,646,007.30 : 161,565,265.84 = 55,159,485.10 : x
  2. Step 2: Convert to fraction form
    107,646,007.30/161,565,265.84 = 55,159,485.10/x
  3. Step 3: Cross multiply
    107,646,007.30x = 161,565,265.84 × 55,159,485.10
  4. Step 4: Simplify right side
    107,646,007.30x = 8,911,856,873,779,019
  5. Step 5: Solve for x
    x = 8,911,856,873,779,019/107,646,007.30
  6. Step 6: Final answer
    x = 82,788,550.15

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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.