Home / 1,520,482,476,648.30-2,098,445,699,708.60-903,187,633,558.36

Finding the Fourth Proportional to 1,520,482,476,648.30, 2,098,445,699,708.60 and 903,187,633,558.36

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Solution

The fourth proportional to 1,520,482,476,648.30, 2,098,445,699,708.60 and 903,187,633,558.36 is: 1,246,505,786,668.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,482,476,648.30 : 2,098,445,699,708.60 = 903,187,633,558.36 : x
  2. Step 2: Convert to fraction form
    1,520,482,476,648.30/2,098,445,699,708.60 = 903,187,633,558.36/x
  3. Step 3: Cross multiply
    1,520,482,476,648.30x = 2,098,445,699,708.60 × 903,187,633,558.36
  4. Step 4: Simplify right side
    1,520,482,476,648.30x = 1,895,290,205,670,527,532,531,712
  5. Step 5: Solve for x
    x = 1,895,290,205,670,527,532,531,712/1,520,482,476,648.30
  6. Step 6: Final answer
    x = 1,246,505,786,668.74

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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.