Home / 402,604,108.40-603,906,162.60-240,962,841.20

Finding the Fourth Proportional to 402,604,108.40, 603,906,162.60 and 240,962,841.20

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Solution

The fourth proportional to 402,604,108.40, 603,906,162.60 and 240,962,841.20 is: 361,444,261.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,604,108.40 : 603,906,162.60 = 240,962,841.20 : x
  2. Step 2: Convert to fraction form
    402,604,108.40/603,906,162.60 = 240,962,841.20/x
  3. Step 3: Cross multiply
    402,604,108.40x = 603,906,162.60 × 240,962,841.20
  4. Step 4: Simplify right side
    402,604,108.40x = 145,518,944,758,285,184
  5. Step 5: Solve for x
    x = 145,518,944,758,285,184/402,604,108.40
  6. Step 6: Final answer
    x = 361,444,261.80

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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.