Home / 773,144,648.24-1,066,939,789.08-425,464,136.24

Finding the Fourth Proportional to 773,144,648.24, 1,066,939,789.08 and 425,464,136.24

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Solution

The fourth proportional to 773,144,648.24, 1,066,939,789.08 and 425,464,136.24 is: 587,140,604.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,144,648.24 : 1,066,939,789.08 = 425,464,136.24 : x
  2. Step 2: Convert to fraction form
    773,144,648.24/1,066,939,789.08 = 425,464,136.24/x
  3. Step 3: Cross multiply
    773,144,648.24x = 1,066,939,789.08 × 425,464,136.24
  4. Step 4: Simplify right side
    773,144,648.24x = 453,944,615,781,009,984
  5. Step 5: Solve for x
    x = 453,944,615,781,009,984/773,144,648.24
  6. Step 6: Final answer
    x = 587,140,604.04

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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.