Home / 172,074,775.12-237,463,223.83-93,758,328.61

Finding the Fourth Proportional to 172,074,775.12, 237,463,223.83 and 93,758,328.61

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Solution

The fourth proportional to 172,074,775.12, 237,463,223.83 and 93,758,328.61 is: 129,386,512.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,074,775.12 : 237,463,223.83 = 93,758,328.61 : x
  2. Step 2: Convert to fraction form
    172,074,775.12/237,463,223.83 = 93,758,328.61/x
  3. Step 3: Cross multiply
    172,074,775.12x = 237,463,223.83 × 93,758,328.61
  4. Step 4: Simplify right side
    172,074,775.12x = 22,264,154,972,643,124
  5. Step 5: Solve for x
    x = 22,264,154,972,643,124/172,074,775.12
  6. Step 6: Final answer
    x = 129,386,512.10

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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.