Home / 53,254,297.60-79,881,446.40-43,680,486.40

Finding the Fourth Proportional to 53,254,297.60, 79,881,446.40 and 43,680,486.40

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Solution

The fourth proportional to 53,254,297.60, 79,881,446.40 and 43,680,486.40 is: 65,520,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,254,297.60 : 79,881,446.40 = 43,680,486.40 : x
  2. Step 2: Convert to fraction form
    53,254,297.60/79,881,446.40 = 43,680,486.40/x
  3. Step 3: Cross multiply
    53,254,297.60x = 79,881,446.40 × 43,680,486.40
  4. Step 4: Simplify right side
    53,254,297.60x = 3,489,260,433,087,529
  5. Step 5: Solve for x
    x = 3,489,260,433,087,529/53,254,297.60
  6. Step 6: Final answer
    x = 65,520,729.60

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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.