Home / 1,107,557,593.12-1,528,259,699.46-637,568,098.48

Finding the Fourth Proportional to 1,107,557,593.12, 1,528,259,699.46 and 637,568,098.48

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Solution

The fourth proportional to 1,107,557,593.12, 1,528,259,699.46 and 637,568,098.48 is: 879,746,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,557,593.12 : 1,528,259,699.46 = 637,568,098.48 : x
  2. Step 2: Convert to fraction form
    1,107,557,593.12/1,528,259,699.46 = 637,568,098.48/x
  3. Step 3: Cross multiply
    1,107,557,593.12x = 1,528,259,699.46 × 637,568,098.48
  4. Step 4: Simplify right side
    1,107,557,593.12x = 974,369,630,568,328,576
  5. Step 5: Solve for x
    x = 974,369,630,568,328,576/1,107,557,593.12
  6. Step 6: Final answer
    x = 879,746,242.20

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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.