Home / 20,862,144,933.60-31,293,217,400.40-5,352,570,789.60

Finding the Fourth Proportional to 20,862,144,933.60, 31,293,217,400.40 and 5,352,570,789.60

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Solution

The fourth proportional to 20,862,144,933.60, 31,293,217,400.40 and 5,352,570,789.60 is: 8,028,856,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,862,144,933.60 : 31,293,217,400.40 = 5,352,570,789.60 : x
  2. Step 2: Convert to fraction form
    20,862,144,933.60/31,293,217,400.40 = 5,352,570,789.60/x
  3. Step 3: Cross multiply
    20,862,144,933.60x = 31,293,217,400.40 × 5,352,570,789.60
  4. Step 4: Simplify right side
    20,862,144,933.60x = 167,499,161,369,983,516,672
  5. Step 5: Solve for x
    x = 167,499,161,369,983,516,672/20,862,144,933.60
  6. Step 6: Final answer
    x = 8,028,856,184.40

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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.