Home / 231,787,987,246.80-347,681,980,870.20-164,452,853,653.20

Finding the Fourth Proportional to 231,787,987,246.80, 347,681,980,870.20 and 164,452,853,653.20

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Solution

The fourth proportional to 231,787,987,246.80, 347,681,980,870.20 and 164,452,853,653.20 is: 246,679,280,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,987,246.80 : 347,681,980,870.20 = 164,452,853,653.20 : x
  2. Step 2: Convert to fraction form
    231,787,987,246.80/347,681,980,870.20 = 164,452,853,653.20/x
  3. Step 3: Cross multiply
    231,787,987,246.80x = 347,681,980,870.20 × 164,452,853,653.20
  4. Step 4: Simplify right side
    231,787,987,246.80x = 57,177,293,917,901,687,881,728
  5. Step 5: Solve for x
    x = 57,177,293,917,901,687,881,728/231,787,987,246.80
  6. Step 6: Final answer
    x = 246,679,280,479.80

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1.5x scale

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.