Home / 1,600,634,007.70-2,400,951,011.55-1,328,536,215.70

Finding the Fourth Proportional to 1,600,634,007.70, 2,400,951,011.55 and 1,328,536,215.70

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Solution

The fourth proportional to 1,600,634,007.70, 2,400,951,011.55 and 1,328,536,215.70 is: 1,992,804,323.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,634,007.70 : 2,400,951,011.55 = 1,328,536,215.70 : x
  2. Step 2: Convert to fraction form
    1,600,634,007.70/2,400,951,011.55 = 1,328,536,215.70/x
  3. Step 3: Cross multiply
    1,600,634,007.70x = 2,400,951,011.55 × 1,328,536,215.70
  4. Step 4: Simplify right side
    1,600,634,007.70x = 3,189,750,370,965,724,160
  5. Step 5: Solve for x
    x = 3,189,750,370,965,724,160/1,600,634,007.70
  6. Step 6: Final answer
    x = 1,992,804,323.55

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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.