Home / 157,307,069.73-235,970,062.83-48,133,186.61

Finding the Fourth Proportional to 157,307,069.73, 235,970,062.83 and 48,133,186.61

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Solution

The fourth proportional to 157,307,069.73, 235,970,062.83 and 48,133,186.61 is: 72,202,673.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,307,069.73 : 235,970,062.83 = 48,133,186.61 : x
  2. Step 2: Convert to fraction form
    157,307,069.73/235,970,062.83 = 48,133,186.61/x
  3. Step 3: Cross multiply
    157,307,069.73x = 235,970,062.83 × 48,133,186.61
  4. Step 4: Simplify right side
    157,307,069.73x = 11,357,991,068,569,816
  5. Step 5: Solve for x
    x = 11,357,991,068,569,816/157,307,069.73
  6. Step 6: Final answer
    x = 72,202,673.97

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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.