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Finding the Third Proportional to 328,108,887 and 479,706,655.50

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Solution

The third proportional to 328,108,887 and 479,706,655.50 is: 701,347,889.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,108,887 : 479,706,655.50 = 479,706,655.50 : x
  2. Step 2: Convert to fraction form
    328,108,887/479,706,655.50 = 479,706,655.50/x
  3. Step 3: Cross multiply
    328,108,887x = 479,706,655.50 × 479,706,655.50
  4. Step 4: Simplify right side
    328,108,887x = 230,118,475,330,995,680
  5. Step 5: Solve for x
    x = 230,118,475,330,995,680/328,108,887
  6. Step 6: Final answer
    x = 701,347,889.22

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.