Home / 3,532,015,121.78-4,872,649,320.33-2,102,284,547.30

Finding the Fourth Proportional to 3,532,015,121.78, 4,872,649,320.33 and 2,102,284,547.30

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Solution

The fourth proportional to 3,532,015,121.78, 4,872,649,320.33 and 2,102,284,547.30 is: 2,900,241,085.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,015,121.78 : 4,872,649,320.33 = 2,102,284,547.30 : x
  2. Step 2: Convert to fraction form
    3,532,015,121.78/4,872,649,320.33 = 2,102,284,547.30/x
  3. Step 3: Cross multiply
    3,532,015,121.78x = 4,872,649,320.33 × 2,102,284,547.30
  4. Step 4: Simplify right side
    3,532,015,121.78x = 10,243,695,370,541,606,912
  5. Step 5: Solve for x
    x = 10,243,695,370,541,606,912/3,532,015,121.78
  6. Step 6: Final answer
    x = 2,900,241,085.43

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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.