Home / 102,941,047.20-154,411,570.80-34,782,754.80

Finding the Fourth Proportional to 102,941,047.20, 154,411,570.80 and 34,782,754.80

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Solution

The fourth proportional to 102,941,047.20, 154,411,570.80 and 34,782,754.80 is: 52,174,132.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,941,047.20 : 154,411,570.80 = 34,782,754.80 : x
  2. Step 2: Convert to fraction form
    102,941,047.20/154,411,570.80 = 34,782,754.80/x
  3. Step 3: Cross multiply
    102,941,047.20x = 154,411,570.80 × 34,782,754.80
  4. Step 4: Simplify right side
    102,941,047.20x = 5,370,859,805,419,240
  5. Step 5: Solve for x
    x = 5,370,859,805,419,240/102,941,047.20
  6. Step 6: Final answer
    x = 52,174,132.20

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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.