Home / 1,155,467,271.32-1,734,321,680.36-557,625,849.28

Finding the Fourth Proportional to 1,155,467,271.32, 1,734,321,680.36 and 557,625,849.28

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Solution

The fourth proportional to 1,155,467,271.32, 1,734,321,680.36 and 557,625,849.28 is: 836,979,656.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,467,271.32 : 1,734,321,680.36 = 557,625,849.28 : x
  2. Step 2: Convert to fraction form
    1,155,467,271.32/1,734,321,680.36 = 557,625,849.28/x
  3. Step 3: Cross multiply
    1,155,467,271.32x = 1,734,321,680.36 × 557,625,849.28
  4. Step 4: Simplify right side
    1,155,467,271.32x = 967,102,599,941,036,160
  5. Step 5: Solve for x
    x = 967,102,599,941,036,160/1,155,467,271.32
  6. Step 6: Final answer
    x = 836,979,656.58

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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.