Home / 297,364,507.20-445,893,602.40-133,461,755.20

Finding the Fourth Proportional to 297,364,507.20, 445,893,602.40 and 133,461,755.20

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Solution

The fourth proportional to 297,364,507.20, 445,893,602.40 and 133,461,755.20 is: 200,123,892.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,364,507.20 : 445,893,602.40 = 133,461,755.20 : x
  2. Step 2: Convert to fraction form
    297,364,507.20/445,893,602.40 = 133,461,755.20/x
  3. Step 3: Cross multiply
    297,364,507.20x = 445,893,602.40 × 133,461,755.20
  4. Step 4: Simplify right side
    297,364,507.20x = 59,509,742,808,754,928
  5. Step 5: Solve for x
    x = 59,509,742,808,754,928/297,364,507.20
  6. Step 6: Final answer
    x = 200,123,892.96

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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.