Home / 245,331,685.20-367,997,527.80-163,702,347.60

Finding the Fourth Proportional to 245,331,685.20, 367,997,527.80 and 163,702,347.60

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Solution

The fourth proportional to 245,331,685.20, 367,997,527.80 and 163,702,347.60 is: 245,553,521.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,331,685.20 : 367,997,527.80 = 163,702,347.60 : x
  2. Step 2: Convert to fraction form
    245,331,685.20/367,997,527.80 = 163,702,347.60/x
  3. Step 3: Cross multiply
    245,331,685.20x = 367,997,527.80 × 163,702,347.60
  4. Step 4: Simplify right side
    245,331,685.20x = 60,242,059,211,856,264
  5. Step 5: Solve for x
    x = 60,242,059,211,856,264/245,331,685.20
  6. Step 6: Final answer
    x = 245,553,521.40

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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.