Home / 769,833,712.80-1,154,692,560.24-245,181,653.28

Finding the Fourth Proportional to 769,833,712.80, 1,154,692,560.24 and 245,181,653.28

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Solution

The fourth proportional to 769,833,712.80, 1,154,692,560.24 and 245,181,653.28 is: 367,754,004.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,833,712.80 : 1,154,692,560.24 = 245,181,653.28 : x
  2. Step 2: Convert to fraction form
    769,833,712.80/1,154,692,560.24 = 245,181,653.28/x
  3. Step 3: Cross multiply
    769,833,712.80x = 1,154,692,560.24 × 245,181,653.28
  4. Step 4: Simplify right side
    769,833,712.80x = 283,109,430,949,759,200
  5. Step 5: Solve for x
    x = 283,109,430,949,759,200/769,833,712.80
  6. Step 6: Final answer
    x = 367,754,004.85

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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.