Home / 217,331,597.10-299,890,323.36-146,920,369.38

Finding the Fourth Proportional to 217,331,597.10, 299,890,323.36 and 146,920,369.38

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Solution

The fourth proportional to 217,331,597.10, 299,890,323.36 and 146,920,369.38 is: 202,731,667.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,331,597.10 : 299,890,323.36 = 146,920,369.38 : x
  2. Step 2: Convert to fraction form
    217,331,597.10/299,890,323.36 = 146,920,369.38/x
  3. Step 3: Cross multiply
    217,331,597.10x = 299,890,323.36 × 146,920,369.38
  4. Step 4: Simplify right side
    217,331,597.10x = 44,059,997,081,538,840
  5. Step 5: Solve for x
    x = 44,059,997,081,538,840/217,331,597.10
  6. Step 6: Final answer
    x = 202,731,667.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.