Home / 771,283,938.56-1,064,526,322.56-458,192,085.44

Finding the Fourth Proportional to 771,283,938.56, 1,064,526,322.56 and 458,192,085.44

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Solution

The fourth proportional to 771,283,938.56, 1,064,526,322.56 and 458,192,085.44 is: 632,396,853.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,283,938.56 : 1,064,526,322.56 = 458,192,085.44 : x
  2. Step 2: Convert to fraction form
    771,283,938.56/1,064,526,322.56 = 458,192,085.44/x
  3. Step 3: Cross multiply
    771,283,938.56x = 1,064,526,322.56 × 458,192,085.44
  4. Step 4: Simplify right side
    771,283,938.56x = 487,757,535,739,540,480
  5. Step 5: Solve for x
    x = 487,757,535,739,540,480/771,283,938.56
  6. Step 6: Final answer
    x = 632,396,853.29

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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.