Home / 262,246,240.80-393,607,306.80-132,943,802.40

Finding the Fourth Proportional to 262,246,240.80, 393,607,306.80 and 132,943,802.40

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Solution

The fourth proportional to 262,246,240.80, 393,607,306.80 and 132,943,802.40 is: 199,536,328.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,246,240.80 : 393,607,306.80 = 132,943,802.40 : x
  2. Step 2: Convert to fraction form
    262,246,240.80/393,607,306.80 = 132,943,802.40/x
  3. Step 3: Cross multiply
    262,246,240.80x = 393,607,306.80 × 132,943,802.40
  4. Step 4: Simplify right side
    262,246,240.80x = 52,327,652,018,415,384
  5. Step 5: Solve for x
    x = 52,327,652,018,415,384/262,246,240.80
  6. Step 6: Final answer
    x = 199,536,328.37

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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.