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Finding the Third Proportional to 134,172,128 and 287,479,056

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Solution

The third proportional to 134,172,128 and 287,479,056 is: 615,956,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,172,128 : 287,479,056 = 287,479,056 : x
  2. Step 2: Convert to fraction form
    134,172,128/287,479,056 = 287,479,056/x
  3. Step 3: Cross multiply
    134,172,128x = 287,479,056 × 287,479,056
  4. Step 4: Simplify right side
    134,172,128x = 82,644,207,638,651,136
  5. Step 5: Solve for x
    x = 82,644,207,638,651,136/134,172,128
  6. Step 6: Final answer
    x = 615,956,598.96

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.