Home / 206,836,034.52-310,158,664.02-61,217,526.36

Finding the Fourth Proportional to 206,836,034.52, 310,158,664.02 and 61,217,526.36

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Solution

The fourth proportional to 206,836,034.52, 310,158,664.02 and 61,217,526.36 is: 91,798,057.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,836,034.52 : 310,158,664.02 = 61,217,526.36 : x
  2. Step 2: Convert to fraction form
    206,836,034.52/310,158,664.02 = 61,217,526.36/x
  3. Step 3: Cross multiply
    206,836,034.52x = 310,158,664.02 × 61,217,526.36
  4. Step 4: Simplify right side
    206,836,034.52x = 18,987,146,190,426,732
  5. Step 5: Solve for x
    x = 18,987,146,190,426,732/206,836,034.52
  6. Step 6: Final answer
    x = 91,798,057.50

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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.