Home / 1,518,620,108.88-2,277,700,002.88-413,311,097.82

Finding the Fourth Proportional to 1,518,620,108.88, 2,277,700,002.88 and 413,311,097.82

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Solution

The fourth proportional to 1,518,620,108.88, 2,277,700,002.88 and 413,311,097.82 is: 619,904,005.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,620,108.88 : 2,277,700,002.88 = 413,311,097.82 : x
  2. Step 2: Convert to fraction form
    1,518,620,108.88/2,277,700,002.88 = 413,311,097.82/x
  3. Step 3: Cross multiply
    1,518,620,108.88x = 2,277,700,002.88 × 413,311,097.82
  4. Step 4: Simplify right side
    1,518,620,108.88x = 941,398,688,694,950,016
  5. Step 5: Solve for x
    x = 941,398,688,694,950,016/1,518,620,108.88
  6. Step 6: Final answer
    x = 619,904,005.74

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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.