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Finding the Third Proportional to 156,892,316 and 342,034,082

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Solution

The third proportional to 156,892,316 and 342,034,082 is: 745,653,555.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,892,316 : 342,034,082 = 342,034,082 : x
  2. Step 2: Convert to fraction form
    156,892,316/342,034,082 = 342,034,082/x
  3. Step 3: Cross multiply
    156,892,316x = 342,034,082 × 342,034,082
  4. Step 4: Simplify right side
    156,892,316x = 116,987,313,249,582,720
  5. Step 5: Solve for x
    x = 116,987,313,249,582,720/156,892,316
  6. Step 6: Final answer
    x = 745,653,555.46

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.