Home / 178,541,895.12-246,424,063.26-103,191,423.60

Finding the Fourth Proportional to 178,541,895.12, 246,424,063.26 and 103,191,423.60

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Solution

The fourth proportional to 178,541,895.12, 246,424,063.26 and 103,191,423.60 is: 142,425,114.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,541,895.12 : 246,424,063.26 = 103,191,423.60 : x
  2. Step 2: Convert to fraction form
    178,541,895.12/246,424,063.26 = 103,191,423.60/x
  3. Step 3: Cross multiply
    178,541,895.12x = 246,424,063.26 × 103,191,423.60
  4. Step 4: Simplify right side
    178,541,895.12x = 25,428,849,897,095,856
  5. Step 5: Solve for x
    x = 25,428,849,897,095,856/178,541,895.12
  6. Step 6: Final answer
    x = 142,425,114.73

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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.