Home / 341,754,623.16-512,635,148.82-82,972,116.60

Finding the Fourth Proportional to 341,754,623.16, 512,635,148.82 and 82,972,116.60

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Solution

The fourth proportional to 341,754,623.16, 512,635,148.82 and 82,972,116.60 is: 124,458,955.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,754,623.16 : 512,635,148.82 = 82,972,116.60 : x
  2. Step 2: Convert to fraction form
    341,754,623.16/512,635,148.82 = 82,972,116.60/x
  3. Step 3: Cross multiply
    341,754,623.16x = 512,635,148.82 × 82,972,116.60
  4. Step 4: Simplify right side
    341,754,623.16x = 42,534,423,341,151,392
  5. Step 5: Solve for x
    x = 42,534,423,341,151,392/341,754,623.16
  6. Step 6: Final answer
    x = 124,458,955.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.