Home / 215,272,243.24-322,646,030.40-111,584,284.40

Finding the Fourth Proportional to 215,272,243.24, 322,646,030.40 and 111,584,284.40

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Solution

The fourth proportional to 215,272,243.24, 322,646,030.40 and 111,584,284.40 is: 167,240,448.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,272,243.24 : 322,646,030.40 = 111,584,284.40 : x
  2. Step 2: Convert to fraction form
    215,272,243.24/322,646,030.40 = 111,584,284.40/x
  3. Step 3: Cross multiply
    215,272,243.24x = 322,646,030.40 × 111,584,284.40
  4. Step 4: Simplify right side
    215,272,243.24x = 36,002,226,417,909,704
  5. Step 5: Solve for x
    x = 36,002,226,417,909,704/215,272,243.24
  6. Step 6: Final answer
    x = 167,240,448.08

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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.