Home / 65,416,002.40-98,124,003.60-52,661,418.40

Finding the Fourth Proportional to 65,416,002.40, 98,124,003.60 and 52,661,418.40

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Solution

The fourth proportional to 65,416,002.40, 98,124,003.60 and 52,661,418.40 is: 78,992,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,416,002.40 : 98,124,003.60 = 52,661,418.40 : x
  2. Step 2: Convert to fraction form
    65,416,002.40/98,124,003.60 = 52,661,418.40/x
  3. Step 3: Cross multiply
    65,416,002.40x = 98,124,003.60 × 52,661,418.40
  4. Step 4: Simplify right side
    65,416,002.40x = 5,167,349,208,662,706
  5. Step 5: Solve for x
    x = 5,167,349,208,662,706/65,416,002.40
  6. Step 6: Final answer
    x = 78,992,127.60

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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.