Home / 613,835,464.28-921,408,652.44-264,254,559.44

Finding the Fourth Proportional to 613,835,464.28, 921,408,652.44 and 264,254,559.44

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Solution

The fourth proportional to 613,835,464.28, 921,408,652.44 and 264,254,559.44 is: 396,664,011.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,835,464.28 : 921,408,652.44 = 264,254,559.44 : x
  2. Step 2: Convert to fraction form
    613,835,464.28/921,408,652.44 = 264,254,559.44/x
  3. Step 3: Cross multiply
    613,835,464.28x = 921,408,652.44 × 264,254,559.44
  4. Step 4: Simplify right side
    613,835,464.28x = 243,486,437,514,736,288
  5. Step 5: Solve for x
    x = 243,486,437,514,736,288/613,835,464.28
  6. Step 6: Final answer
    x = 396,664,011.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.