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Finding the Third Proportional to 55,477,815 and 88,353,985

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Solution

The third proportional to 55,477,815 and 88,353,985 is: 140,712,583.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,477,815 : 88,353,985 = 88,353,985 : x
  2. Step 2: Convert to fraction form
    55,477,815/88,353,985 = 88,353,985/x
  3. Step 3: Cross multiply
    55,477,815x = 88,353,985 × 88,353,985
  4. Step 4: Simplify right side
    55,477,815x = 7,806,426,665,380,225
  5. Step 5: Solve for x
    x = 7,806,426,665,380,225/55,477,815
  6. Step 6: Final answer
    x = 140,712,583.32

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.