Home / 101,164,483.32-139,610,367.09-61,998,693.72

Finding the Fourth Proportional to 101,164,483.32, 139,610,367.09 and 61,998,693.72

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Solution

The fourth proportional to 101,164,483.32, 139,610,367.09 and 61,998,693.72 is: 85,560,268.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,164,483.32 : 139,610,367.09 = 61,998,693.72 : x
  2. Step 2: Convert to fraction form
    101,164,483.32/139,610,367.09 = 61,998,693.72/x
  3. Step 3: Cross multiply
    101,164,483.32x = 139,610,367.09 × 61,998,693.72
  4. Step 4: Simplify right side
    101,164,483.32x = 8,655,660,389,349,678
  5. Step 5: Solve for x
    x = 8,655,660,389,349,678/101,164,483.32
  6. Step 6: Final answer
    x = 85,560,268.83

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Why These Related Problems?

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