Home / 672,605,108.80-1,008,907,663.20-672,605,108.80

Finding the Fourth Proportional to 672,605,108.80, 1,008,907,663.20 and 672,605,108.80

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Solution

The fourth proportional to 672,605,108.80, 1,008,907,663.20 and 672,605,108.80 is: 1,008,907,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,605,108.80 : 1,008,907,663.20 = 672,605,108.80 : x
  2. Step 2: Convert to fraction form
    672,605,108.80/1,008,907,663.20 = 672,605,108.80/x
  3. Step 3: Cross multiply
    672,605,108.80x = 1,008,907,663.20 × 672,605,108.80
  4. Step 4: Simplify right side
    672,605,108.80x = 678,596,448,575,789,696
  5. Step 5: Solve for x
    x = 678,596,448,575,789,696/672,605,108.80
  6. Step 6: Final answer
    x = 1,008,907,663.20

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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.