Home / 104,303,685.60-156,455,528.40-77,093,906.40

Finding the Fourth Proportional to 104,303,685.60, 156,455,528.40 and 77,093,906.40

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Solution

The fourth proportional to 104,303,685.60, 156,455,528.40 and 77,093,906.40 is: 115,640,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,303,685.60 : 156,455,528.40 = 77,093,906.40 : x
  2. Step 2: Convert to fraction form
    104,303,685.60/156,455,528.40 = 77,093,906.40/x
  3. Step 3: Cross multiply
    104,303,685.60x = 156,455,528.40 × 77,093,906.40
  4. Step 4: Simplify right side
    104,303,685.60x = 12,061,767,862,232,144
  5. Step 5: Solve for x
    x = 12,061,767,862,232,144/104,303,685.60
  6. Step 6: Final answer
    x = 115,640,859.60

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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.