Home / 113,251,740.90-169,487,275.32-69,503,459.46

Finding the Fourth Proportional to 113,251,740.90, 169,487,275.32 and 69,503,459.46

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Solution

The fourth proportional to 113,251,740.90, 169,487,275.32 and 69,503,459.46 is: 104,015,636.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,251,740.90 : 169,487,275.32 = 69,503,459.46 : x
  2. Step 2: Convert to fraction form
    113,251,740.90/169,487,275.32 = 69,503,459.46/x
  3. Step 3: Cross multiply
    113,251,740.90x = 169,487,275.32 × 69,503,459.46
  4. Step 4: Simplify right side
    113,251,740.90x = 11,779,951,969,189,476
  5. Step 5: Solve for x
    x = 11,779,951,969,189,476/113,251,740.90
  6. Step 6: Final answer
    x = 104,015,636.98

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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.