Home / 143,745,575.48-312,676,863.19

Finding the Third Proportional to 143,745,575.48 and 312,676,863.19

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Solution

The third proportional to 143,745,575.48 and 312,676,863.19 is: 680,137,948.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,745,575.48 : 312,676,863.19 = 312,676,863.19 : x
  2. Step 2: Convert to fraction form
    143,745,575.48/312,676,863.19 = 312,676,863.19/x
  3. Step 3: Cross multiply
    143,745,575.48x = 312,676,863.19 × 312,676,863.19
  4. Step 4: Simplify right side
    143,745,575.48x = 97,766,820,772,774,592
  5. Step 5: Solve for x
    x = 97,766,820,772,774,592/143,745,575.48
  6. Step 6: Final answer
    x = 680,137,948.20

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.