Home / 263,816,547.80-395,724,821.70-194,941,794.20

Finding the Fourth Proportional to 263,816,547.80, 395,724,821.70 and 194,941,794.20

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Solution

The fourth proportional to 263,816,547.80, 395,724,821.70 and 194,941,794.20 is: 292,412,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,816,547.80 : 395,724,821.70 = 194,941,794.20 : x
  2. Step 2: Convert to fraction form
    263,816,547.80/395,724,821.70 = 194,941,794.20/x
  3. Step 3: Cross multiply
    263,816,547.80x = 395,724,821.70 × 194,941,794.20
  4. Step 4: Simplify right side
    263,816,547.80x = 77,143,306,751,673,088
  5. Step 5: Solve for x
    x = 77,143,306,751,673,088/263,816,547.80
  6. Step 6: Final answer
    x = 292,412,691.30

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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.