Home / 157,307,068.73-235,970,061.33-48,133,185.61

Finding the Fourth Proportional to 157,307,068.73, 235,970,061.33 and 48,133,185.61

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Solution

The fourth proportional to 157,307,068.73, 235,970,061.33 and 48,133,185.61 is: 72,202,672.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,307,068.73 : 235,970,061.33 = 48,133,185.61 : x
  2. Step 2: Convert to fraction form
    157,307,068.73/235,970,061.33 = 48,133,185.61/x
  3. Step 3: Cross multiply
    157,307,068.73x = 235,970,061.33 × 48,133,185.61
  4. Step 4: Simplify right side
    157,307,068.73x = 11,357,990,760,399,974
  5. Step 5: Solve for x
    x = 11,357,990,760,399,974/157,307,068.73
  6. Step 6: Final answer
    x = 72,202,672.47

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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.