Home / 236,657,103.57-355,023,800.46-72,894,784.05

Finding the Fourth Proportional to 236,657,103.57, 355,023,800.46 and 72,894,784.05

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Solution

The fourth proportional to 236,657,103.57, 355,023,800.46 and 72,894,784.05 is: 109,353,925.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,657,103.57 : 355,023,800.46 = 72,894,784.05 : x
  2. Step 2: Convert to fraction form
    236,657,103.57/355,023,800.46 = 72,894,784.05/x
  3. Step 3: Cross multiply
    236,657,103.57x = 355,023,800.46 × 72,894,784.05
  4. Step 4: Simplify right side
    236,657,103.57x = 25,879,383,267,141,988
  5. Step 5: Solve for x
    x = 25,879,383,267,141,988/236,657,103.57
  6. Step 6: Final answer
    x = 109,353,925.48

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