Home / 217,848,045.60-326,772,068.40-201,219,847.20

Finding the Fourth Proportional to 217,848,045.60, 326,772,068.40 and 201,219,847.20

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Solution

The fourth proportional to 217,848,045.60, 326,772,068.40 and 201,219,847.20 is: 301,829,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,848,045.60 : 326,772,068.40 = 201,219,847.20 : x
  2. Step 2: Convert to fraction form
    217,848,045.60/326,772,068.40 = 201,219,847.20/x
  3. Step 3: Cross multiply
    217,848,045.60x = 326,772,068.40 × 201,219,847.20
  4. Step 4: Simplify right side
    217,848,045.60x = 65,753,025,672,675,936
  5. Step 5: Solve for x
    x = 65,753,025,672,675,936/217,848,045.60
  6. Step 6: Final answer
    x = 301,829,770.80

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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.