Home / 79,999,342.70-110,408,052.40-45,194,275.16

Finding the Fourth Proportional to 79,999,342.70, 110,408,052.40 and 45,194,275.16

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Solution

The fourth proportional to 79,999,342.70, 110,408,052.40 and 45,194,275.16 is: 62,373,161.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,999,342.70 : 110,408,052.40 = 45,194,275.16 : x
  2. Step 2: Convert to fraction form
    79,999,342.70/110,408,052.40 = 45,194,275.16/x
  3. Step 3: Cross multiply
    79,999,342.70x = 110,408,052.40 × 45,194,275.16
  4. Step 4: Simplify right side
    79,999,342.70x = 4,989,811,900,045,298
  5. Step 5: Solve for x
    x = 4,989,811,900,045,298/79,999,342.70
  6. Step 6: Final answer
    x = 62,373,161.22

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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.