Home / 1,941,335,102.40-2,912,002,653.60-776,983,300.80

Finding the Fourth Proportional to 1,941,335,102.40, 2,912,002,653.60 and 776,983,300.80

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Solution

The fourth proportional to 1,941,335,102.40, 2,912,002,653.60 and 776,983,300.80 is: 1,165,474,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,335,102.40 : 2,912,002,653.60 = 776,983,300.80 : x
  2. Step 2: Convert to fraction form
    1,941,335,102.40/2,912,002,653.60 = 776,983,300.80/x
  3. Step 3: Cross multiply
    1,941,335,102.40x = 2,912,002,653.60 × 776,983,300.80
  4. Step 4: Simplify right side
    1,941,335,102.40x = 2,262,577,433,732,486,912
  5. Step 5: Solve for x
    x = 2,262,577,433,732,486,912/1,941,335,102.40
  6. Step 6: Final answer
    x = 1,165,474,951.20

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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.