Home / 242,905,114.80-364,357,672.20-219,474,471.60

Finding the Fourth Proportional to 242,905,114.80, 364,357,672.20 and 219,474,471.60

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Solution

The fourth proportional to 242,905,114.80, 364,357,672.20 and 219,474,471.60 is: 329,211,707.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,905,114.80 : 364,357,672.20 = 219,474,471.60 : x
  2. Step 2: Convert to fraction form
    242,905,114.80/364,357,672.20 = 219,474,471.60/x
  3. Step 3: Cross multiply
    242,905,114.80x = 364,357,672.20 × 219,474,471.60
  4. Step 4: Simplify right side
    242,905,114.80x = 79,967,207,579,501,008
  5. Step 5: Solve for x
    x = 79,967,207,579,501,008/242,905,114.80
  6. Step 6: Final answer
    x = 329,211,707.40

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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.