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Finding the Third Proportional to 29,317,120 and 63,178,248

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Solution

The third proportional to 29,317,120 and 63,178,248 is: 136,148,810.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,317,120 : 63,178,248 = 63,178,248 : x
  2. Step 2: Convert to fraction form
    29,317,120/63,178,248 = 63,178,248/x
  3. Step 3: Cross multiply
    29,317,120x = 63,178,248 × 63,178,248
  4. Step 4: Simplify right side
    29,317,120x = 3,991,491,020,349,504
  5. Step 5: Solve for x
    x = 3,991,491,020,349,504/29,317,120
  6. Step 6: Final answer
    x = 136,148,810.67

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.