Home / 290,024,734.11-435,032,832.34-71,675,064.19

Finding the Fourth Proportional to 290,024,734.11, 435,032,832.34 and 71,675,064.19

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Solution

The fourth proportional to 290,024,734.11, 435,032,832.34 and 71,675,064.19 is: 107,511,541.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,024,734.11 : 435,032,832.34 = 71,675,064.19 : x
  2. Step 2: Convert to fraction form
    290,024,734.11/435,032,832.34 = 71,675,064.19/x
  3. Step 3: Cross multiply
    290,024,734.11x = 435,032,832.34 × 71,675,064.19
  4. Step 4: Simplify right side
    290,024,734.11x = 31,181,006,182,727,004
  5. Step 5: Solve for x
    x = 31,181,006,182,727,004/290,024,734.11
  6. Step 6: Final answer
    x = 107,511,541.31

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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.