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Finding the Third Proportional to 567,502,188 and 855,312,432

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Solution

The third proportional to 567,502,188 and 855,312,432 is: 1,289,086,406.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,502,188 : 855,312,432 = 855,312,432 : x
  2. Step 2: Convert to fraction form
    567,502,188/855,312,432 = 855,312,432/x
  3. Step 3: Cross multiply
    567,502,188x = 855,312,432 × 855,312,432
  4. Step 4: Simplify right side
    567,502,188x = 731,559,356,333,754,624
  5. Step 5: Solve for x
    x = 731,559,356,333,754,624/567,502,188
  6. Step 6: Final answer
    x = 1,289,086,406.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.