Home / 944,486,182.31-1,303,395,458.99-521,099,822.21

Finding the Fourth Proportional to 944,486,182.31, 1,303,395,458.99 and 521,099,822.21

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Solution

The fourth proportional to 944,486,182.31, 1,303,395,458.99 and 521,099,822.21 is: 719,120,252.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,486,182.31 : 1,303,395,458.99 = 521,099,822.21 : x
  2. Step 2: Convert to fraction form
    944,486,182.31/1,303,395,458.99 = 521,099,822.21/x
  3. Step 3: Cross multiply
    944,486,182.31x = 1,303,395,458.99 × 521,099,822.21
  4. Step 4: Simplify right side
    944,486,182.31x = 679,199,141,939,887,744
  5. Step 5: Solve for x
    x = 679,199,141,939,887,744/944,486,182.31
  6. Step 6: Final answer
    x = 719,120,252.54

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1.5x scale

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.