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Finding the Third Proportional to 55,477,935 and 88,354,143

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Solution

The third proportional to 55,477,935 and 88,354,143 is: 140,712,782.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,477,935 : 88,354,143 = 88,354,143 : x
  2. Step 2: Convert to fraction form
    55,477,935/88,354,143 = 88,354,143/x
  3. Step 3: Cross multiply
    55,477,935x = 88,354,143 × 88,354,143
  4. Step 4: Simplify right side
    55,477,935x = 7,806,454,585,264,449
  5. Step 5: Solve for x
    x = 7,806,454,585,264,449/55,477,935
  6. Step 6: Final answer
    x = 140,712,782.21

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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.