Home / 172,442,032.65-237,934,481.16-99,089,002.89

Finding the Fourth Proportional to 172,442,032.65, 237,934,481.16 and 99,089,002.89

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Solution

The fourth proportional to 172,442,032.65, 237,934,481.16 and 99,089,002.89 is: 136,722,411.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,442,032.65 : 237,934,481.16 = 99,089,002.89 : x
  2. Step 2: Convert to fraction form
    172,442,032.65/237,934,481.16 = 99,089,002.89/x
  3. Step 3: Cross multiply
    172,442,032.65x = 237,934,481.16 × 99,089,002.89
  4. Step 4: Simplify right side
    172,442,032.65x = 23,576,690,491,664,484
  5. Step 5: Solve for x
    x = 23,576,690,491,664,484/172,442,032.65
  6. Step 6: Final answer
    x = 136,722,411.17

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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.