Home / 552,421,047.60-762,286,770.72-304,886,458.80

Finding the Fourth Proportional to 552,421,047.60, 762,286,770.72 and 304,886,458.80

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Solution

The fourth proportional to 552,421,047.60, 762,286,770.72 and 304,886,458.80 is: 420,713,358.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,421,047.60 : 762,286,770.72 = 304,886,458.80 : x
  2. Step 2: Convert to fraction form
    552,421,047.60/762,286,770.72 = 304,886,458.80/x
  3. Step 3: Cross multiply
    552,421,047.60x = 762,286,770.72 × 304,886,458.80
  4. Step 4: Simplify right side
    552,421,047.60x = 232,410,914,114,908,352
  5. Step 5: Solve for x
    x = 232,410,914,114,908,352/552,421,047.60
  6. Step 6: Final answer
    x = 420,713,358.27

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