Home / 147,223,747.13-309,677,762.25

Finding the Third Proportional to 147,223,747.13 and 309,677,762.25

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Solution

The third proportional to 147,223,747.13 and 309,677,762.25 is: 651,391,628.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,223,747.13 : 309,677,762.25 = 309,677,762.25 : x
  2. Step 2: Convert to fraction form
    147,223,747.13/309,677,762.25 = 309,677,762.25/x
  3. Step 3: Cross multiply
    147,223,747.13x = 309,677,762.25 × 309,677,762.25
  4. Step 4: Simplify right side
    147,223,747.13x = 95,900,316,432,167,520
  5. Step 5: Solve for x
    x = 95,900,316,432,167,520/147,223,747.13
  6. Step 6: Final answer
    x = 651,391,628.76

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.