Home / 1,047,726,330.82-1,571,133,245.82-300,577,248.64

Finding the Fourth Proportional to 1,047,726,330.82, 1,571,133,245.82 and 300,577,248.64

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Solution

The fourth proportional to 1,047,726,330.82, 1,571,133,245.82 and 300,577,248.64 is: 450,734,981.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,726,330.82 : 1,571,133,245.82 = 300,577,248.64 : x
  2. Step 2: Convert to fraction form
    1,047,726,330.82/1,571,133,245.82 = 300,577,248.64/x
  3. Step 3: Cross multiply
    1,047,726,330.82x = 1,571,133,245.82 × 300,577,248.64
  4. Step 4: Simplify right side
    1,047,726,330.82x = 472,246,908,275,408,320
  5. Step 5: Solve for x
    x = 472,246,908,275,408,320/1,047,726,330.82
  6. Step 6: Final answer
    x = 450,734,981.44

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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.