Home / 20,862,144,935.60-31,293,217,403.40-5,352,570,791.60

Finding the Fourth Proportional to 20,862,144,935.60, 31,293,217,403.40 and 5,352,570,791.60

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Solution

The fourth proportional to 20,862,144,935.60, 31,293,217,403.40 and 5,352,570,791.60 is: 8,028,856,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,862,144,935.60 : 31,293,217,403.40 = 5,352,570,791.60 : x
  2. Step 2: Convert to fraction form
    20,862,144,935.60/31,293,217,403.40 = 5,352,570,791.60/x
  3. Step 3: Cross multiply
    20,862,144,935.60x = 31,293,217,403.40 × 5,352,570,791.60
  4. Step 4: Simplify right side
    20,862,144,935.60x = 167,499,161,448,627,666,944
  5. Step 5: Solve for x
    x = 167,499,161,448,627,666,944/20,862,144,935.60
  6. Step 6: Final answer
    x = 8,028,856,187.40

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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.