Home / 1,986,591,143,497.20-2,979,886,711,902.80-477,358,307,926.83

Finding the Fourth Proportional to 1,986,591,143,497.20, 2,979,886,711,902.80 and 477,358,307,926.83

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Solution

The fourth proportional to 1,986,591,143,497.20, 2,979,886,711,902.80 and 477,358,307,926.83 is: 716,037,461,086.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,591,143,497.20 : 2,979,886,711,902.80 = 477,358,307,926.83 : x
  2. Step 2: Convert to fraction form
    1,986,591,143,497.20/2,979,886,711,902.80 = 477,358,307,926.83/x
  3. Step 3: Cross multiply
    1,986,591,143,497.20x = 2,979,886,711,902.80 × 477,358,307,926.83
  4. Step 4: Simplify right side
    1,986,591,143,497.20x = 1,422,473,678,607,565,633,617,920
  5. Step 5: Solve for x
    x = 1,422,473,678,607,565,633,617,920/1,986,591,143,497.20
  6. Step 6: Final answer
    x = 716,037,461,086.96

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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.