Home / 3,401,664,006.40-5,102,496,009.60-816,734,982.40

Finding the Fourth Proportional to 3,401,664,006.40, 5,102,496,009.60 and 816,734,982.40

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Solution

The fourth proportional to 3,401,664,006.40, 5,102,496,009.60 and 816,734,982.40 is: 1,225,102,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401,664,006.40 : 5,102,496,009.60 = 816,734,982.40 : x
  2. Step 2: Convert to fraction form
    3,401,664,006.40/5,102,496,009.60 = 816,734,982.40/x
  3. Step 3: Cross multiply
    3,401,664,006.40x = 5,102,496,009.60 × 816,734,982.40
  4. Step 4: Simplify right side
    3,401,664,006.40x = 4,167,386,988,596,726,272
  5. Step 5: Solve for x
    x = 4,167,386,988,596,726,272/3,401,664,006.40
  6. Step 6: Final answer
    x = 1,225,102,473.60

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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.