Home / 219,147,267.76-302,428,123.80-125,059,541.16

Finding the Fourth Proportional to 219,147,267.76, 302,428,123.80 and 125,059,541.16

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Solution

The fourth proportional to 219,147,267.76, 302,428,123.80 and 125,059,541.16 is: 172,584,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,147,267.76 : 302,428,123.80 = 125,059,541.16 : x
  2. Step 2: Convert to fraction form
    219,147,267.76/302,428,123.80 = 125,059,541.16/x
  3. Step 3: Cross multiply
    219,147,267.76x = 302,428,123.80 × 125,059,541.16
  4. Step 4: Simplify right side
    219,147,267.76x = 37,821,522,396,307,680
  5. Step 5: Solve for x
    x = 37,821,522,396,307,680/219,147,267.76
  6. Step 6: Final answer
    x = 172,584,959.80

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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.