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Finding the Third Proportional to 88,632,580 and 138,547,590

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Solution

The third proportional to 88,632,580 and 138,547,590 is: 216,573,123.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,632,580 : 138,547,590 = 138,547,590 : x
  2. Step 2: Convert to fraction form
    88,632,580/138,547,590 = 138,547,590/x
  3. Step 3: Cross multiply
    88,632,580x = 138,547,590 × 138,547,590
  4. Step 4: Simplify right side
    88,632,580x = 19,195,434,694,808,100
  5. Step 5: Solve for x
    x = 19,195,434,694,808,100/88,632,580
  6. Step 6: Final answer
    x = 216,573,123.50

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.