Home / 1,660,656,608.65-2,291,710,227.49-908,018,404.57

Finding the Fourth Proportional to 1,660,656,608.65, 2,291,710,227.49 and 908,018,404.57

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Solution

The fourth proportional to 1,660,656,608.65, 2,291,710,227.49 and 908,018,404.57 is: 1,253,067,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,656,608.65 : 2,291,710,227.49 = 908,018,404.57 : x
  2. Step 2: Convert to fraction form
    1,660,656,608.65/2,291,710,227.49 = 908,018,404.57/x
  3. Step 3: Cross multiply
    1,660,656,608.65x = 2,291,710,227.49 × 908,018,404.57
  4. Step 4: Simplify right side
    1,660,656,608.65x = 2,080,915,064,502,221,568
  5. Step 5: Solve for x
    x = 2,080,915,064,502,221,568/1,660,656,608.65
  6. Step 6: Final answer
    x = 1,253,067,644.25

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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.