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Finding the Third Proportional to 117,493,700 and 254,506,888

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Solution

The third proportional to 117,493,700 and 254,506,888 is: 551,295,567.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,493,700 : 254,506,888 = 254,506,888 : x
  2. Step 2: Convert to fraction form
    117,493,700/254,506,888 = 254,506,888/x
  3. Step 3: Cross multiply
    117,493,700x = 254,506,888 × 254,506,888
  4. Step 4: Simplify right side
    117,493,700x = 64,773,756,039,444,544
  5. Step 5: Solve for x
    x = 64,773,756,039,444,544/117,493,700
  6. Step 6: Final answer
    x = 551,295,567.67

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.