Home / 88,477,305.75-137,374,269.19

Finding the Third Proportional to 88,477,305.75 and 137,374,269.19

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Solution

The third proportional to 88,477,305.75 and 137,374,269.19 is: 213,294,128.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,477,305.75 : 137,374,269.19 = 137,374,269.19 : x
  2. Step 2: Convert to fraction form
    88,477,305.75/137,374,269.19 = 137,374,269.19/x
  3. Step 3: Cross multiply
    88,477,305.75x = 137,374,269.19 × 137,374,269.19
  4. Step 4: Simplify right side
    88,477,305.75x = 18,871,689,834,799,712
  5. Step 5: Solve for x
    x = 18,871,689,834,799,712/88,477,305.75
  6. Step 6: Final answer
    x = 213,294,128.64

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.