Home / 172,387,342.91-237,899,557.19-94,075,940.57

Finding the Fourth Proportional to 172,387,342.91, 237,899,557.19 and 94,075,940.57

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Solution

The fourth proportional to 172,387,342.91, 237,899,557.19 and 94,075,940.57 is: 129,827,539.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,387,342.91 : 237,899,557.19 = 94,075,940.57 : x
  2. Step 2: Convert to fraction form
    172,387,342.91/237,899,557.19 = 94,075,940.57/x
  3. Step 3: Cross multiply
    172,387,342.91x = 237,899,557.19 × 94,075,940.57
  4. Step 4: Simplify right side
    172,387,342.91x = 22,380,624,604,665,696
  5. Step 5: Solve for x
    x = 22,380,624,604,665,696/172,387,342.91
  6. Step 6: Final answer
    x = 129,827,539.69

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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.