Home / 107,908,729.86-161,864,571.40-35,125,818.60

Finding the Fourth Proportional to 107,908,729.86, 161,864,571.40 and 35,125,818.60

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Solution

The fourth proportional to 107,908,729.86, 161,864,571.40 and 35,125,818.60 is: 52,689,208.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,908,729.86 : 161,864,571.40 = 35,125,818.60 : x
  2. Step 2: Convert to fraction form
    107,908,729.86/161,864,571.40 = 35,125,818.60/x
  3. Step 3: Cross multiply
    107,908,729.86x = 161,864,571.40 × 35,125,818.60
  4. Step 4: Simplify right side
    107,908,729.86x = 5,685,625,572,763,148
  5. Step 5: Solve for x
    x = 5,685,625,572,763,148/107,908,729.86
  6. Step 6: Final answer
    x = 52,689,208.56

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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.