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Finding the Third Proportional to 55,676,600 and 85,178,964

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Solution

The third proportional to 55,676,600 and 85,178,964 is: 130,314,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,676,600 : 85,178,964 = 85,178,964 : x
  2. Step 2: Convert to fraction form
    55,676,600/85,178,964 = 85,178,964/x
  3. Step 3: Cross multiply
    55,676,600x = 85,178,964 × 85,178,964
  4. Step 4: Simplify right side
    55,676,600x = 7,255,455,908,113,296
  5. Step 5: Solve for x
    x = 7,255,455,908,113,296/55,676,600
  6. Step 6: Final answer
    x = 130,314,277.60

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.