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Finding the Third Proportional to 70,647,270 and 103,645,854

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Solution

The third proportional to 70,647,270 and 103,645,854 is: 152,057,723.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,647,270 : 103,645,854 = 103,645,854 : x
  2. Step 2: Convert to fraction form
    70,647,270/103,645,854 = 103,645,854/x
  3. Step 3: Cross multiply
    70,647,270x = 103,645,854 × 103,645,854
  4. Step 4: Simplify right side
    70,647,270x = 10,742,463,051,389,316
  5. Step 5: Solve for x
    x = 10,742,463,051,389,316/70,647,270
  6. Step 6: Final answer
    x = 152,057,723.55

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.