Home / 68,792,753.86-103,157,243.89-25,650,373.46

Finding the Fourth Proportional to 68,792,753.86, 103,157,243.89 and 25,650,373.46

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Solution

The fourth proportional to 68,792,753.86, 103,157,243.89 and 25,650,373.46 is: 38,463,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,792,753.86 : 103,157,243.89 = 25,650,373.46 : x
  2. Step 2: Convert to fraction form
    68,792,753.86/103,157,243.89 = 25,650,373.46/x
  3. Step 3: Cross multiply
    68,792,753.86x = 103,157,243.89 × 25,650,373.46
  4. Step 4: Simplify right side
    68,792,753.86x = 2,646,021,830,882,803.50
  5. Step 5: Solve for x
    x = 2,646,021,830,882,803.50/68,792,753.86
  6. Step 6: Final answer
    x = 38,463,670.70

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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.