Home / 252,226,902.40-378,340,353.60-201,208,566.40

Finding the Fourth Proportional to 252,226,902.40, 378,340,353.60 and 201,208,566.40

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Solution

The fourth proportional to 252,226,902.40, 378,340,353.60 and 201,208,566.40 is: 301,812,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,226,902.40 : 378,340,353.60 = 201,208,566.40 : x
  2. Step 2: Convert to fraction form
    252,226,902.40/378,340,353.60 = 201,208,566.40/x
  3. Step 3: Cross multiply
    252,226,902.40x = 378,340,353.60 × 201,208,566.40
  4. Step 4: Simplify right side
    252,226,902.40x = 76,125,320,159,125,088
  5. Step 5: Solve for x
    x = 76,125,320,159,125,088/252,226,902.40
  6. Step 6: Final answer
    x = 301,812,849.60

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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.