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Finding the Third Proportional to 155,489,044.50 and 359,966,962.50

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Solution

The third proportional to 155,489,044.50 and 359,966,962.50 is: 833,346,262.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,489,044.50 : 359,966,962.50 = 359,966,962.50 : x
  2. Step 2: Convert to fraction form
    155,489,044.50/359,966,962.50 = 359,966,962.50/x
  3. Step 3: Cross multiply
    155,489,044.50x = 359,966,962.50 × 359,966,962.50
  4. Step 4: Simplify right side
    155,489,044.50x = 129,576,214,091,476,400
  5. Step 5: Solve for x
    x = 129,576,214,091,476,400/155,489,044.50
  6. Step 6: Final answer
    x = 833,346,262.49

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.