Home / 2,070,057,789.14-3,103,272,698.43-778,500,269.78

Finding the Fourth Proportional to 2,070,057,789.14, 3,103,272,698.43 and 778,500,269.78

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Solution

The fourth proportional to 2,070,057,789.14, 3,103,272,698.43 and 778,500,269.78 is: 1,167,068,207.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,057,789.14 : 3,103,272,698.43 = 778,500,269.78 : x
  2. Step 2: Convert to fraction form
    2,070,057,789.14/3,103,272,698.43 = 778,500,269.78/x
  3. Step 3: Cross multiply
    2,070,057,789.14x = 3,103,272,698.43 × 778,500,269.78
  4. Step 4: Simplify right side
    2,070,057,789.14x = 2,415,898,632,928,663,552
  5. Step 5: Solve for x
    x = 2,415,898,632,928,663,552/2,070,057,789.14
  6. Step 6: Final answer
    x = 1,167,068,207.28

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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.