Home / 252,226,822.40-378,340,233.60-201,208,486.40

Finding the Fourth Proportional to 252,226,822.40, 378,340,233.60 and 201,208,486.40

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Solution

The fourth proportional to 252,226,822.40, 378,340,233.60 and 201,208,486.40 is: 301,812,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,226,822.40 : 378,340,233.60 = 201,208,486.40 : x
  2. Step 2: Convert to fraction form
    252,226,822.40/378,340,233.60 = 201,208,486.40/x
  3. Step 3: Cross multiply
    252,226,822.40x = 378,340,233.60 × 201,208,486.40
  4. Step 4: Simplify right side
    252,226,822.40x = 76,125,265,746,878,432
  5. Step 5: Solve for x
    x = 76,125,265,746,878,432/252,226,822.40
  6. Step 6: Final answer
    x = 301,812,729.60

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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.