Home / 552,421,057.60-762,286,784.52-304,886,468.80

Finding the Fourth Proportional to 552,421,057.60, 762,286,784.52 and 304,886,468.80

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Solution

The fourth proportional to 552,421,057.60, 762,286,784.52 and 304,886,468.80 is: 420,713,372.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,421,057.60 : 762,286,784.52 = 304,886,468.80 : x
  2. Step 2: Convert to fraction form
    552,421,057.60/762,286,784.52 = 304,886,468.80/x
  3. Step 3: Cross multiply
    552,421,057.60x = 762,286,784.52 × 304,886,468.80
  4. Step 4: Simplify right side
    552,421,057.60x = 232,410,925,945,209,312
  5. Step 5: Solve for x
    x = 232,410,925,945,209,312/552,421,057.60
  6. Step 6: Final answer
    x = 420,713,372.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.