Home / 402,604,107.40-603,906,161.10-240,962,840.20

Finding the Fourth Proportional to 402,604,107.40, 603,906,161.10 and 240,962,840.20

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Solution

The fourth proportional to 402,604,107.40, 603,906,161.10 and 240,962,840.20 is: 361,444,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,604,107.40 : 603,906,161.10 = 240,962,840.20 : x
  2. Step 2: Convert to fraction form
    402,604,107.40/603,906,161.10 = 240,962,840.20/x
  3. Step 3: Cross multiply
    402,604,107.40x = 603,906,161.10 × 240,962,840.20
  4. Step 4: Simplify right side
    402,604,107.40x = 145,518,943,792,934,752
  5. Step 5: Solve for x
    x = 145,518,943,792,934,752/402,604,107.40
  6. Step 6: Final answer
    x = 361,444,260.30

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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.