Home / 1,769,747,895,209.40-2,442,226,104,064-988,492,424,122.16

Finding the Fourth Proportional to 1,769,747,895,209.40, 2,442,226,104,064 and 988,492,424,122.16

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Solution

The fourth proportional to 1,769,747,895,209.40, 2,442,226,104,064 and 988,492,424,122.16 is: 1,364,105,027,837.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,747,895,209.40 : 2,442,226,104,064 = 988,492,424,122.16 : x
  2. Step 2: Convert to fraction form
    1,769,747,895,209.40/2,442,226,104,064 = 988,492,424,122.16/x
  3. Step 3: Cross multiply
    1,769,747,895,209.40x = 2,442,226,104,064 × 988,492,424,122.16
  4. Step 4: Simplify right side
    1,769,747,895,209.40x = 2,414,122,001,860,642,136,391,680
  5. Step 5: Solve for x
    x = 2,414,122,001,860,642,136,391,680/1,769,747,895,209.40
  6. Step 6: Final answer
    x = 1,364,105,027,837.88

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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.