Home / 1,036,098,412.80-1,553,948,553.60-309,110,841.60

Finding the Fourth Proportional to 1,036,098,412.80, 1,553,948,553.60 and 309,110,841.60

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Solution

The fourth proportional to 1,036,098,412.80, 1,553,948,553.60 and 309,110,841.60 is: 463,606,872.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,098,412.80 : 1,553,948,553.60 = 309,110,841.60 : x
  2. Step 2: Convert to fraction form
    1,036,098,412.80/1,553,948,553.60 = 309,110,841.60/x
  3. Step 3: Cross multiply
    1,036,098,412.80x = 1,553,948,553.60 × 309,110,841.60
  4. Step 4: Simplify right side
    1,036,098,412.80x = 480,342,345,206,398,720
  5. Step 5: Solve for x
    x = 480,342,345,206,398,720/1,036,098,412.80
  6. Step 6: Final answer
    x = 463,606,872.93

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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.