Home / 81,650,881.60-122,476,322.40-24,138,030.40

Finding the Fourth Proportional to 81,650,881.60, 122,476,322.40 and 24,138,030.40

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Solution

The fourth proportional to 81,650,881.60, 122,476,322.40 and 24,138,030.40 is: 36,207,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,650,881.60 : 122,476,322.40 = 24,138,030.40 : x
  2. Step 2: Convert to fraction form
    81,650,881.60/122,476,322.40 = 24,138,030.40/x
  3. Step 3: Cross multiply
    81,650,881.60x = 122,476,322.40 × 24,138,030.40
  4. Step 4: Simplify right side
    81,650,881.60x = 2,956,337,193,371,401
  5. Step 5: Solve for x
    x = 2,956,337,193,371,401/81,650,881.60
  6. Step 6: Final answer
    x = 36,207,045.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.