Home / 80,079,579.06-120,118,497.63-60,767,407.40

Finding the Fourth Proportional to 80,079,579.06, 120,118,497.63 and 60,767,407.40

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Solution

The fourth proportional to 80,079,579.06, 120,118,497.63 and 60,767,407.40 is: 91,150,450.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,079,579.06 : 120,118,497.63 = 60,767,407.40 : x
  2. Step 2: Convert to fraction form
    80,079,579.06/120,118,497.63 = 60,767,407.40/x
  3. Step 3: Cross multiply
    80,079,579.06x = 120,118,497.63 × 60,767,407.40
  4. Step 4: Simplify right side
    80,079,579.06x = 7,299,289,681,157,552
  5. Step 5: Solve for x
    x = 7,299,289,681,157,552/80,079,579.06
  6. Step 6: Final answer
    x = 91,150,450.18

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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.