Home / 178,541,896.12-246,424,064.64-103,191,424.60

Finding the Fourth Proportional to 178,541,896.12, 246,424,064.64 and 103,191,424.60

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Solution

The fourth proportional to 178,541,896.12, 246,424,064.64 and 103,191,424.60 is: 142,425,116.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,541,896.12 : 246,424,064.64 = 103,191,424.60 : x
  2. Step 2: Convert to fraction form
    178,541,896.12/246,424,064.64 = 103,191,424.60/x
  3. Step 3: Cross multiply
    178,541,896.12x = 246,424,064.64 × 103,191,424.60
  4. Step 4: Simplify right side
    178,541,896.12x = 25,428,850,285,924,084
  5. Step 5: Solve for x
    x = 25,428,850,285,924,084/178,541,896.12
  6. Step 6: Final answer
    x = 142,425,116.11

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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.