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Finding the Third Proportional to 162,060,572 and 355,619,396

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Solution

The third proportional to 162,060,572 and 355,619,396 is: 780,357,327.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,060,572 : 355,619,396 = 355,619,396 : x
  2. Step 2: Convert to fraction form
    162,060,572/355,619,396 = 355,619,396/x
  3. Step 3: Cross multiply
    162,060,572x = 355,619,396 × 355,619,396
  4. Step 4: Simplify right side
    162,060,572x = 126,465,154,811,404,816
  5. Step 5: Solve for x
    x = 126,465,154,811,404,816/162,060,572
  6. Step 6: Final answer
    x = 780,357,327.21

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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.