Home / 77,042,292.75-170,695,946.25

Finding the Third Proportional to 77,042,292.75 and 170,695,946.25

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Solution

The third proportional to 77,042,292.75 and 170,695,946.25 is: 378,196,248.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,042,292.75 : 170,695,946.25 = 170,695,946.25 : x
  2. Step 2: Convert to fraction form
    77,042,292.75/170,695,946.25 = 170,695,946.25/x
  3. Step 3: Cross multiply
    77,042,292.75x = 170,695,946.25 × 170,695,946.25
  4. Step 4: Simplify right side
    77,042,292.75x = 29,137,106,066,182,888
  5. Step 5: Solve for x
    x = 29,137,106,066,182,888/77,042,292.75
  6. Step 6: Final answer
    x = 378,196,248.14

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.