Home / 229,501,680.40-343,788,034.20-142,974,499.60

Finding the Fourth Proportional to 229,501,680.40, 343,788,034.20 and 142,974,499.60

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Solution

The fourth proportional to 229,501,680.40, 343,788,034.20 and 142,974,499.60 is: 214,172,384.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,501,680.40 : 343,788,034.20 = 142,974,499.60 : x
  2. Step 2: Convert to fraction form
    229,501,680.40/343,788,034.20 = 142,974,499.60/x
  3. Step 3: Cross multiply
    229,501,680.40x = 343,788,034.20 × 142,974,499.60
  4. Step 4: Simplify right side
    229,501,680.40x = 49,152,922,158,212,680
  5. Step 5: Solve for x
    x = 49,152,922,158,212,680/229,501,680.40
  6. Step 6: Final answer
    x = 214,172,384.59

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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.