Home / 650,682,699.72-975,342,906.08-272,311,732.40

Finding the Fourth Proportional to 650,682,699.72, 975,342,906.08 and 272,311,732.40

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Solution

The fourth proportional to 650,682,699.72, 975,342,906.08 and 272,311,732.40 is: 408,182,538.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,682,699.72 : 975,342,906.08 = 272,311,732.40 : x
  2. Step 2: Convert to fraction form
    650,682,699.72/975,342,906.08 = 272,311,732.40/x
  3. Step 3: Cross multiply
    650,682,699.72x = 975,342,906.08 × 272,311,732.40
  4. Step 4: Simplify right side
    650,682,699.72x = 265,597,316,438,695,296
  5. Step 5: Solve for x
    x = 265,597,316,438,695,296/650,682,699.72
  6. Step 6: Final answer
    x = 408,182,538.97

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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.