Home / 886,465,817.80-1,329,698,726.70-240,233,561.80

Finding the Fourth Proportional to 886,465,817.80, 1,329,698,726.70 and 240,233,561.80

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Solution

The fourth proportional to 886,465,817.80, 1,329,698,726.70 and 240,233,561.80 is: 360,350,342.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,465,817.80 : 1,329,698,726.70 = 240,233,561.80 : x
  2. Step 2: Convert to fraction form
    886,465,817.80/1,329,698,726.70 = 240,233,561.80/x
  3. Step 3: Cross multiply
    886,465,817.80x = 1,329,698,726.70 × 240,233,561.80
  4. Step 4: Simplify right side
    886,465,817.80x = 319,438,261,236,065,792
  5. Step 5: Solve for x
    x = 319,438,261,236,065,792/886,465,817.80
  6. Step 6: Final answer
    x = 360,350,342.70

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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.