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Finding the Third Proportional to 55,178,733 and 130,071,633

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Solution

The third proportional to 55,178,733 and 130,071,633 is: 306,615,045.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,178,733 : 130,071,633 = 130,071,633 : x
  2. Step 2: Convert to fraction form
    55,178,733/130,071,633 = 130,071,633/x
  3. Step 3: Cross multiply
    55,178,733x = 130,071,633 × 130,071,633
  4. Step 4: Simplify right side
    55,178,733x = 16,918,629,711,286,688
  5. Step 5: Solve for x
    x = 16,918,629,711,286,688/55,178,733
  6. Step 6: Final answer
    x = 306,615,045.17

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.