Home / 1,529,921,565.73-2,111,229,397.95-903,592,759.33

Finding the Fourth Proportional to 1,529,921,565.73, 2,111,229,397.95 and 903,592,759.33

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Solution

The fourth proportional to 1,529,921,565.73, 2,111,229,397.95 and 903,592,759.33 is: 1,246,921,175.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,921,565.73 : 2,111,229,397.95 = 903,592,759.33 : x
  2. Step 2: Convert to fraction form
    1,529,921,565.73/2,111,229,397.95 = 903,592,759.33/x
  3. Step 3: Cross multiply
    1,529,921,565.73x = 2,111,229,397.95 × 903,592,759.33
  4. Step 4: Simplify right side
    1,529,921,565.73x = 1,907,691,597,272,255,232
  5. Step 5: Solve for x
    x = 1,907,691,597,272,255,232/1,529,921,565.73
  6. Step 6: Final answer
    x = 1,246,921,175.57

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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.