Home / 178,676,133.91-267,953,946.81-67,985,526.67

Finding the Fourth Proportional to 178,676,133.91, 267,953,946.81 and 67,985,526.67

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Solution

The fourth proportional to 178,676,133.91, 267,953,946.81 and 67,985,526.67 is: 101,955,363.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,676,133.91 : 267,953,946.81 = 67,985,526.67 : x
  2. Step 2: Convert to fraction form
    178,676,133.91/267,953,946.81 = 67,985,526.67/x
  3. Step 3: Cross multiply
    178,676,133.91x = 267,953,946.81 × 67,985,526.67
  4. Step 4: Simplify right side
    178,676,133.91x = 18,216,990,197,183,016
  5. Step 5: Solve for x
    x = 18,216,990,197,183,016/178,676,133.91
  6. Step 6: Final answer
    x = 101,955,363.59

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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.