Home / 3,119,479,568.40-4,678,085,611.80-1,049,268,867.60

Finding the Fourth Proportional to 3,119,479,568.40, 4,678,085,611.80 and 1,049,268,867.60

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Solution

The fourth proportional to 3,119,479,568.40, 4,678,085,611.80 and 1,049,268,867.60 is: 1,573,521,956.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,479,568.40 : 4,678,085,611.80 = 1,049,268,867.60 : x
  2. Step 2: Convert to fraction form
    3,119,479,568.40/4,678,085,611.80 = 1,049,268,867.60/x
  3. Step 3: Cross multiply
    3,119,479,568.40x = 4,678,085,611.80 × 1,049,268,867.60
  4. Step 4: Simplify right side
    3,119,479,568.40x = 4,908,569,592,429,239,296
  5. Step 5: Solve for x
    x = 4,908,569,592,429,239,296/3,119,479,568.40
  6. Step 6: Final answer
    x = 1,573,521,956.08

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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.