Home / 776,926,281.60-1,165,240,123.20-231,685,603.20

Finding the Fourth Proportional to 776,926,281.60, 1,165,240,123.20 and 231,685,603.20

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Solution

The fourth proportional to 776,926,281.60, 1,165,240,123.20 and 231,685,603.20 is: 347,483,882.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,926,281.60 : 1,165,240,123.20 = 231,685,603.20 : x
  2. Step 2: Convert to fraction form
    776,926,281.60/1,165,240,123.20 = 231,685,603.20/x
  3. Step 3: Cross multiply
    776,926,281.60x = 1,165,240,123.20 × 231,685,603.20
  4. Step 4: Simplify right side
    776,926,281.60x = 269,969,360,816,434,304
  5. Step 5: Solve for x
    x = 269,969,360,816,434,304/776,926,281.60
  6. Step 6: Final answer
    x = 347,483,882.59

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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.