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Finding the Third Proportional to 153,995,162 and 342,421,156

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Solution

The third proportional to 153,995,162 and 342,421,156 is: 761,402,154.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,995,162 : 342,421,156 = 342,421,156 : x
  2. Step 2: Convert to fraction form
    153,995,162/342,421,156 = 342,421,156/x
  3. Step 3: Cross multiply
    153,995,162x = 342,421,156 × 342,421,156
  4. Step 4: Simplify right side
    153,995,162x = 117,252,248,076,376,336
  5. Step 5: Solve for x
    x = 117,252,248,076,376,336/153,995,162
  6. Step 6: Final answer
    x = 761,402,154.16

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.