Home / 219,891,077.04-329,782,115.52-74,321,407.02

Finding the Fourth Proportional to 219,891,077.04, 329,782,115.52 and 74,321,407.02

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Solution

The fourth proportional to 219,891,077.04, 329,782,115.52 and 74,321,407.02 is: 111,463,689.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,891,077.04 : 329,782,115.52 = 74,321,407.02 : x
  2. Step 2: Convert to fraction form
    219,891,077.04/329,782,115.52 = 74,321,407.02/x
  3. Step 3: Cross multiply
    219,891,077.04x = 329,782,115.52 × 74,321,407.02
  4. Step 4: Simplify right side
    219,891,077.04x = 24,509,870,835,478,576
  5. Step 5: Solve for x
    x = 24,509,870,835,478,576/219,891,077.04
  6. Step 6: Final answer
    x = 111,463,689.96

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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.