Home / 121,508,609.46-167,663,842.94-73,799,036.67

Finding the Fourth Proportional to 121,508,609.46, 167,663,842.94 and 73,799,036.67

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Solution

The fourth proportional to 121,508,609.46, 167,663,842.94 and 73,799,036.67 is: 101,831,715.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,508,609.46 : 167,663,842.94 = 73,799,036.67 : x
  2. Step 2: Convert to fraction form
    121,508,609.46/167,663,842.94 = 73,799,036.67/x
  3. Step 3: Cross multiply
    121,508,609.46x = 167,663,842.94 × 73,799,036.67
  4. Step 4: Simplify right side
    121,508,609.46x = 12,373,430,093,177,684
  5. Step 5: Solve for x
    x = 12,373,430,093,177,684/121,508,609.46
  6. Step 6: Final answer
    x = 101,831,715.04

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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.