Home / 491,223,009.60-734,596,482.78-366,813,003.60

Finding the Fourth Proportional to 491,223,009.60, 734,596,482.78 and 366,813,003.60

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Solution

The fourth proportional to 491,223,009.60, 734,596,482.78 and 366,813,003.60 is: 548,548,290.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,223,009.60 : 734,596,482.78 = 366,813,003.60 : x
  2. Step 2: Convert to fraction form
    491,223,009.60/734,596,482.78 = 366,813,003.60/x
  3. Step 3: Cross multiply
    491,223,009.60x = 734,596,482.78 × 366,813,003.60
  4. Step 4: Simplify right side
    491,223,009.60x = 269,459,542,282,527,488
  5. Step 5: Solve for x
    x = 269,459,542,282,527,488/491,223,009.60
  6. Step 6: Final answer
    x = 548,548,290.73

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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.