Home / 2,238,332,948.60-3,357,499,422.90-784,121,415.80

Finding the Fourth Proportional to 2,238,332,948.60, 3,357,499,422.90 and 784,121,415.80

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Solution

The fourth proportional to 2,238,332,948.60, 3,357,499,422.90 and 784,121,415.80 is: 1,176,182,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,332,948.60 : 3,357,499,422.90 = 784,121,415.80 : x
  2. Step 2: Convert to fraction form
    2,238,332,948.60/3,357,499,422.90 = 784,121,415.80/x
  3. Step 3: Cross multiply
    2,238,332,948.60x = 3,357,499,422.90 × 784,121,415.80
  4. Step 4: Simplify right side
    2,238,332,948.60x = 2,632,687,201,032,030,720
  5. Step 5: Solve for x
    x = 2,632,687,201,032,030,720/2,238,332,948.60
  6. Step 6: Final answer
    x = 1,176,182,123.70

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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.