Home / 572,022,023.10-858,033,034.65-442,881,860.10

Finding the Fourth Proportional to 572,022,023.10, 858,033,034.65 and 442,881,860.10

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Solution

The fourth proportional to 572,022,023.10, 858,033,034.65 and 442,881,860.10 is: 664,322,790.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,022,023.10 : 858,033,034.65 = 442,881,860.10 : x
  2. Step 2: Convert to fraction form
    572,022,023.10/858,033,034.65 = 442,881,860.10/x
  3. Step 3: Cross multiply
    572,022,023.10x = 858,033,034.65 × 442,881,860.10
  4. Step 4: Simplify right side
    572,022,023.10x = 380,007,266,413,039,744
  5. Step 5: Solve for x
    x = 380,007,266,413,039,744/572,022,023.10
  6. Step 6: Final answer
    x = 664,322,790.15

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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.