Home / 73,155,587.20-109,733,380.80-36,875,881.60

Finding the Fourth Proportional to 73,155,587.20, 109,733,380.80 and 36,875,881.60

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Solution

The fourth proportional to 73,155,587.20, 109,733,380.80 and 36,875,881.60 is: 55,313,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,155,587.20 : 109,733,380.80 = 36,875,881.60 : x
  2. Step 2: Convert to fraction form
    73,155,587.20/109,733,380.80 = 36,875,881.60/x
  3. Step 3: Cross multiply
    73,155,587.20x = 109,733,380.80 × 36,875,881.60
  4. Step 4: Simplify right side
    73,155,587.20x = 4,046,515,157,948,513.50
  5. Step 5: Solve for x
    x = 4,046,515,157,948,513.50/73,155,587.20
  6. Step 6: Final answer
    x = 55,313,822.40

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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.