Home / 79,999,339.70-110,408,048.26-45,194,272.16

Finding the Fourth Proportional to 79,999,339.70, 110,408,048.26 and 45,194,272.16

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Solution

The fourth proportional to 79,999,339.70, 110,408,048.26 and 45,194,272.16 is: 62,373,157.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,999,339.70 : 110,408,048.26 = 45,194,272.16 : x
  2. Step 2: Convert to fraction form
    79,999,339.70/110,408,048.26 = 45,194,272.16/x
  3. Step 3: Cross multiply
    79,999,339.70x = 110,408,048.26 × 45,194,272.16
  4. Step 4: Simplify right side
    79,999,339.70x = 4,989,811,381,051,828
  5. Step 5: Solve for x
    x = 4,989,811,381,051,828/79,999,339.70
  6. Step 6: Final answer
    x = 62,373,157.07

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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.