Home / 178,890,901.09-268,342,330.38-49,487,674.80

Finding the Fourth Proportional to 178,890,901.09, 268,342,330.38 and 49,487,674.80

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Solution

The fourth proportional to 178,890,901.09, 268,342,330.38 and 49,487,674.80 is: 74,233,166.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,890,901.09 : 268,342,330.38 = 49,487,674.80 : x
  2. Step 2: Convert to fraction form
    178,890,901.09/268,342,330.38 = 49,487,674.80/x
  3. Step 3: Cross multiply
    178,890,901.09x = 268,342,330.38 × 49,487,674.80
  4. Step 4: Simplify right side
    178,890,901.09x = 13,279,637,980,230,880
  5. Step 5: Solve for x
    x = 13,279,637,980,230,880/178,890,901.09
  6. Step 6: Final answer
    x = 74,233,166.13

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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.