Home / 189,787,795.20-284,681,692.80-176,182,905.60

Finding the Fourth Proportional to 189,787,795.20, 284,681,692.80 and 176,182,905.60

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Solution

The fourth proportional to 189,787,795.20, 284,681,692.80 and 176,182,905.60 is: 264,274,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,787,795.20 : 284,681,692.80 = 176,182,905.60 : x
  2. Step 2: Convert to fraction form
    189,787,795.20/284,681,692.80 = 176,182,905.60/x
  3. Step 3: Cross multiply
    189,787,795.20x = 284,681,692.80 × 176,182,905.60
  4. Step 4: Simplify right side
    189,787,795.20x = 50,156,047,808,630,600
  5. Step 5: Solve for x
    x = 50,156,047,808,630,600/189,787,795.20
  6. Step 6: Final answer
    x = 264,274,358.40

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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.