Home / 307,202,272.04-423,980,609.01-173,267,680.86

Finding the Fourth Proportional to 307,202,272.04, 423,980,609.01 and 173,267,680.86

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Solution

The fourth proportional to 307,202,272.04, 423,980,609.01 and 173,267,680.86 is: 239,132,791.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,202,272.04 : 423,980,609.01 = 173,267,680.86 : x
  2. Step 2: Convert to fraction form
    307,202,272.04/423,980,609.01 = 173,267,680.86/x
  3. Step 3: Cross multiply
    307,202,272.04x = 423,980,609.01 × 173,267,680.86
  4. Step 4: Simplify right side
    307,202,272.04x = 73,462,136,852,773,120
  5. Step 5: Solve for x
    x = 73,462,136,852,773,120/307,202,272.04
  6. Step 6: Final answer
    x = 239,132,791.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.