Home / 451,822,276.80-677,733,415.20-314,072,769.60

Finding the Fourth Proportional to 451,822,276.80, 677,733,415.20 and 314,072,769.60

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Solution

The fourth proportional to 451,822,276.80, 677,733,415.20 and 314,072,769.60 is: 471,109,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,822,276.80 : 677,733,415.20 = 314,072,769.60 : x
  2. Step 2: Convert to fraction form
    451,822,276.80/677,733,415.20 = 314,072,769.60/x
  3. Step 3: Cross multiply
    451,822,276.80x = 677,733,415.20 × 314,072,769.60
  4. Step 4: Simplify right side
    451,822,276.80x = 212,857,610,762,330,784
  5. Step 5: Solve for x
    x = 212,857,610,762,330,784/451,822,276.80
  6. Step 6: Final answer
    x = 471,109,154.40

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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.