Home / 335,123,611.20-502,685,416.80-310,937,140.80

Finding the Fourth Proportional to 335,123,611.20, 502,685,416.80 and 310,937,140.80

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Solution

The fourth proportional to 335,123,611.20, 502,685,416.80 and 310,937,140.80 is: 466,405,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,123,611.20 : 502,685,416.80 = 310,937,140.80 : x
  2. Step 2: Convert to fraction form
    335,123,611.20/502,685,416.80 = 310,937,140.80/x
  3. Step 3: Cross multiply
    335,123,611.20x = 502,685,416.80 × 310,937,140.80
  4. Step 4: Simplify right side
    335,123,611.20x = 156,303,566,221,648,288
  5. Step 5: Solve for x
    x = 156,303,566,221,648,288/335,123,611.20
  6. Step 6: Final answer
    x = 466,405,711.20

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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.