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Finding the Third Proportional to 155,758,617 and 242,133,534

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Solution

The third proportional to 155,758,617 and 242,133,534 is: 376,407,093.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,758,617 : 242,133,534 = 242,133,534 : x
  2. Step 2: Convert to fraction form
    155,758,617/242,133,534 = 242,133,534/x
  3. Step 3: Cross multiply
    155,758,617x = 242,133,534 × 242,133,534
  4. Step 4: Simplify right side
    155,758,617x = 58,628,648,287,329,152
  5. Step 5: Solve for x
    x = 58,628,648,287,329,152/155,758,617
  6. Step 6: Final answer
    x = 376,407,093.34

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