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Finding the Third Proportional to 390,677,094 and 604,652,175

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Solution

The third proportional to 390,677,094 and 604,652,175 is: 935,822,085.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    390,677,094 : 604,652,175 = 604,652,175 : x
  2. Step 2: Convert to fraction form
    390,677,094/604,652,175 = 604,652,175/x
  3. Step 3: Cross multiply
    390,677,094x = 604,652,175 × 604,652,175
  4. Step 4: Simplify right side
    390,677,094x = 365,604,252,732,230,656
  5. Step 5: Solve for x
    x = 365,604,252,732,230,656/390,677,094
  6. Step 6: Final answer
    x = 935,822,085.16

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.