Home / 73,558,430.40-110,337,645.60-65,622,244.80

Finding the Fourth Proportional to 73,558,430.40, 110,337,645.60 and 65,622,244.80

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Solution

The fourth proportional to 73,558,430.40, 110,337,645.60 and 65,622,244.80 is: 98,433,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,558,430.40 : 110,337,645.60 = 65,622,244.80 : x
  2. Step 2: Convert to fraction form
    73,558,430.40/110,337,645.60 = 65,622,244.80/x
  3. Step 3: Cross multiply
    73,558,430.40x = 110,337,645.60 × 65,622,244.80
  4. Step 4: Simplify right side
    73,558,430.40x = 7,240,603,990,218,842
  5. Step 5: Solve for x
    x = 7,240,603,990,218,842/73,558,430.40
  6. Step 6: Final answer
    x = 98,433,367.20

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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.