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Finding the Third Proportional to 357,035,724 and 551,710,728

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Solution

The third proportional to 357,035,724 and 551,710,728 is: 852,532,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,035,724 : 551,710,728 = 551,710,728 : x
  2. Step 2: Convert to fraction form
    357,035,724/551,710,728 = 551,710,728/x
  3. Step 3: Cross multiply
    357,035,724x = 551,710,728 × 551,710,728
  4. Step 4: Simplify right side
    357,035,724x = 304,384,727,390,289,984
  5. Step 5: Solve for x
    x = 304,384,727,390,289,984/357,035,724
  6. Step 6: Final answer
    x = 852,532,973.40

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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.