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Finding the Third Proportional to 74,078,604 and 162,500,040

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Solution

The third proportional to 74,078,604 and 162,500,040 is: 356,462,751.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,078,604 : 162,500,040 = 162,500,040 : x
  2. Step 2: Convert to fraction form
    74,078,604/162,500,040 = 162,500,040/x
  3. Step 3: Cross multiply
    74,078,604x = 162,500,040 × 162,500,040
  4. Step 4: Simplify right side
    74,078,604x = 26,406,263,000,001,600
  5. Step 5: Solve for x
    x = 26,406,263,000,001,600/74,078,604
  6. Step 6: Final answer
    x = 356,462,751.38

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.