Home / 113,251,740.40-169,487,274.57-69,503,458.96

Finding the Fourth Proportional to 113,251,740.40, 169,487,274.57 and 69,503,458.96

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Solution

The fourth proportional to 113,251,740.40, 169,487,274.57 and 69,503,458.96 is: 104,015,636.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,251,740.40 : 169,487,274.57 = 69,503,458.96 : x
  2. Step 2: Convert to fraction form
    113,251,740.40/169,487,274.57 = 69,503,458.96/x
  3. Step 3: Cross multiply
    113,251,740.40x = 169,487,274.57 × 69,503,458.96
  4. Step 4: Simplify right side
    113,251,740.40x = 11,779,951,832,318,246
  5. Step 5: Solve for x
    x = 11,779,951,832,318,246/113,251,740.40
  6. Step 6: Final answer
    x = 104,015,636.23

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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.