Home / 172,442,029.65-237,934,477.01-99,088,999.89

Finding the Fourth Proportional to 172,442,029.65, 237,934,477.01 and 99,088,999.89

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Solution

The fourth proportional to 172,442,029.65, 237,934,477.01 and 99,088,999.89 is: 136,722,407.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,442,029.65 : 237,934,477.01 = 99,088,999.89 : x
  2. Step 2: Convert to fraction form
    172,442,029.65/237,934,477.01 = 99,088,999.89/x
  3. Step 3: Cross multiply
    172,442,029.65x = 237,934,477.01 × 99,088,999.89
  4. Step 4: Simplify right side
    172,442,029.65x = 23,576,689,365,775,652
  5. Step 5: Solve for x
    x = 23,576,689,365,775,652/172,442,029.65
  6. Step 6: Final answer
    x = 136,722,407.02

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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.