Home / 819,587,462.08-1,229,381,402.64-229,464,641.96

Finding the Fourth Proportional to 819,587,462.08, 1,229,381,402.64 and 229,464,641.96

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Solution

The fourth proportional to 819,587,462.08, 1,229,381,402.64 and 229,464,641.96 is: 344,197,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,587,462.08 : 1,229,381,402.64 = 229,464,641.96 : x
  2. Step 2: Convert to fraction form
    819,587,462.08/1,229,381,402.64 = 229,464,641.96/x
  3. Step 3: Cross multiply
    819,587,462.08x = 1,229,381,402.64 × 229,464,641.96
  4. Step 4: Simplify right side
    819,587,462.08x = 282,099,563,389,070,240
  5. Step 5: Solve for x
    x = 282,099,563,389,070,240/819,587,462.08
  6. Step 6: Final answer
    x = 344,197,021.60

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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.