Home / 932,425,520.82-1,286,751,328.58-514,741,238.34

Finding the Fourth Proportional to 932,425,520.82, 1,286,751,328.58 and 514,741,238.34

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Solution

The fourth proportional to 932,425,520.82, 1,286,751,328.58 and 514,741,238.34 is: 710,345,177.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,425,520.82 : 1,286,751,328.58 = 514,741,238.34 : x
  2. Step 2: Convert to fraction form
    932,425,520.82/1,286,751,328.58 = 514,741,238.34/x
  3. Step 3: Cross multiply
    932,425,520.82x = 1,286,751,328.58 × 514,741,238.34
  4. Step 4: Simplify right side
    932,425,520.82x = 662,343,972,308,909,312
  5. Step 5: Solve for x
    x = 662,343,972,308,909,312/932,425,520.82
  6. Step 6: Final answer
    x = 710,345,177.73

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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.