Home / 711,852,314.77-1,067,930,938.86-220,554,705.79

Finding the Fourth Proportional to 711,852,314.77, 1,067,930,938.86 and 220,554,705.79

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Solution

The fourth proportional to 711,852,314.77, 1,067,930,938.86 and 220,554,705.79 is: 330,879,297.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,852,314.77 : 1,067,930,938.86 = 220,554,705.79 : x
  2. Step 2: Convert to fraction form
    711,852,314.77/1,067,930,938.86 = 220,554,705.79/x
  3. Step 3: Cross multiply
    711,852,314.77x = 1,067,930,938.86 × 220,554,705.79
  4. Step 4: Simplify right side
    711,852,314.77x = 235,537,194,024,305,760
  5. Step 5: Solve for x
    x = 235,537,194,024,305,760/711,852,314.77
  6. Step 6: Final answer
    x = 330,879,297.77

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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.