Home / 755,520,550.40-1,042,695,942.36-454,203,410.96

Finding the Fourth Proportional to 755,520,550.40, 1,042,695,942.36 and 454,203,410.96

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Solution

The fourth proportional to 755,520,550.40, 1,042,695,942.36 and 454,203,410.96 is: 626,847,348.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,520,550.40 : 1,042,695,942.36 = 454,203,410.96 : x
  2. Step 2: Convert to fraction form
    755,520,550.40/1,042,695,942.36 = 454,203,410.96/x
  3. Step 3: Cross multiply
    755,520,550.40x = 1,042,695,942.36 × 454,203,410.96
  4. Step 4: Simplify right side
    755,520,550.40x = 473,596,053,614,063,552
  5. Step 5: Solve for x
    x = 473,596,053,614,063,552/755,520,550.40
  6. Step 6: Final answer
    x = 626,847,348.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.