Home / 896,964,348.80-1,345,446,523.20-413,234,940.80

Finding the Fourth Proportional to 896,964,348.80, 1,345,446,523.20 and 413,234,940.80

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Solution

The fourth proportional to 896,964,348.80, 1,345,446,523.20 and 413,234,940.80 is: 619,852,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,964,348.80 : 1,345,446,523.20 = 413,234,940.80 : x
  2. Step 2: Convert to fraction form
    896,964,348.80/1,345,446,523.20 = 413,234,940.80/x
  3. Step 3: Cross multiply
    896,964,348.80x = 1,345,446,523.20 × 413,234,940.80
  4. Step 4: Simplify right side
    896,964,348.80x = 555,985,514,364,117,888
  5. Step 5: Solve for x
    x = 555,985,514,364,117,888/896,964,348.80
  6. Step 6: Final answer
    x = 619,852,411.20

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1.5x scale

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.