Home / 896,964,348.30-1,345,446,522.45-413,234,940.30

Finding the Fourth Proportional to 896,964,348.30, 1,345,446,522.45 and 413,234,940.30

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Solution

The fourth proportional to 896,964,348.30, 1,345,446,522.45 and 413,234,940.30 is: 619,852,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,964,348.30 : 1,345,446,522.45 = 413,234,940.30 : x
  2. Step 2: Convert to fraction form
    896,964,348.30/1,345,446,522.45 = 413,234,940.30/x
  3. Step 3: Cross multiply
    896,964,348.30x = 1,345,446,522.45 × 413,234,940.30
  4. Step 4: Simplify right side
    896,964,348.30x = 555,985,513,381,468,416
  5. Step 5: Solve for x
    x = 555,985,513,381,468,416/896,964,348.30
  6. Step 6: Final answer
    x = 619,852,410.45

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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.