Home / 1,055,411,378.22-1,455,862,586.25-658,244,839.47

Finding the Fourth Proportional to 1,055,411,378.22, 1,455,862,586.25 and 658,244,839.47

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Solution

The fourth proportional to 1,055,411,378.22, 1,455,862,586.25 and 658,244,839.47 is: 908,000,476.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,411,378.22 : 1,455,862,586.25 = 658,244,839.47 : x
  2. Step 2: Convert to fraction form
    1,055,411,378.22/1,455,862,586.25 = 658,244,839.47/x
  3. Step 3: Cross multiply
    1,055,411,378.22x = 1,455,862,586.25 × 658,244,839.47
  4. Step 4: Simplify right side
    1,055,411,378.22x = 958,314,034,373,219,072
  5. Step 5: Solve for x
    x = 958,314,034,373,219,072/1,055,411,378.22
  6. Step 6: Final answer
    x = 908,000,476.54

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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.