Home / 93,469,934.29-140,079,576.08-72,745,397.58

Finding the Fourth Proportional to 93,469,934.29, 140,079,576.08 and 72,745,397.58

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Solution

The fourth proportional to 93,469,934.29, 140,079,576.08 and 72,745,397.58 is: 109,020,558.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,469,934.29 : 140,079,576.08 = 72,745,397.58 : x
  2. Step 2: Convert to fraction form
    93,469,934.29/140,079,576.08 = 72,745,397.58/x
  3. Step 3: Cross multiply
    93,469,934.29x = 140,079,576.08 × 72,745,397.58
  4. Step 4: Simplify right side
    93,469,934.29x = 10,190,144,454,777,458
  5. Step 5: Solve for x
    x = 10,190,144,454,777,458/93,469,934.29
  6. Step 6: Final answer
    x = 109,020,558.67

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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.