Home / 580,049,475.21-870,065,675.19-143,350,135.38

Finding the Fourth Proportional to 580,049,475.21, 870,065,675.19 and 143,350,135.38

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Solution

The fourth proportional to 580,049,475.21, 870,065,675.19 and 143,350,135.38 is: 215,023,093.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,049,475.21 : 870,065,675.19 = 143,350,135.38 : x
  2. Step 2: Convert to fraction form
    580,049,475.21/870,065,675.19 = 143,350,135.38/x
  3. Step 3: Cross multiply
    580,049,475.21x = 870,065,675.19 × 143,350,135.38
  4. Step 4: Simplify right side
    580,049,475.21x = 124,724,032,327,977,616
  5. Step 5: Solve for x
    x = 124,724,032,327,977,616/580,049,475.21
  6. Step 6: Final answer
    x = 215,023,093.13

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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.