Home / 841,123,267.40-1,160,816,277.26-479,032,540.56

Finding the Fourth Proportional to 841,123,267.40, 1,160,816,277.26 and 479,032,540.56

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Solution

The fourth proportional to 841,123,267.40, 1,160,816,277.26 and 479,032,540.56 is: 661,102,589.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,123,267.40 : 1,160,816,277.26 = 479,032,540.56 : x
  2. Step 2: Convert to fraction form
    841,123,267.40/1,160,816,277.26 = 479,032,540.56/x
  3. Step 3: Cross multiply
    841,123,267.40x = 1,160,816,277.26 × 479,032,540.56
  4. Step 4: Simplify right side
    841,123,267.40x = 556,068,770,420,456,768
  5. Step 5: Solve for x
    x = 556,068,770,420,456,768/841,123,267.40
  6. Step 6: Final answer
    x = 661,102,589.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.