Home / 113,820,351.88-157,006,520.61-68,525,563.93

Finding the Fourth Proportional to 113,820,351.88, 157,006,520.61 and 68,525,563.93

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Solution

The fourth proportional to 113,820,351.88, 157,006,520.61 and 68,525,563.93 is: 94,525,804.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,820,351.88 : 157,006,520.61 = 68,525,563.93 : x
  2. Step 2: Convert to fraction form
    113,820,351.88/157,006,520.61 = 68,525,563.93/x
  3. Step 3: Cross multiply
    113,820,351.88x = 157,006,520.61 × 68,525,563.93
  4. Step 4: Simplify right side
    113,820,351.88x = 10,758,960,365,487,420
  5. Step 5: Solve for x
    x = 10,758,960,365,487,420/113,820,351.88
  6. Step 6: Final answer
    x = 94,525,804.81

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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.