Home / 161,661,523.60-242,574,192.60-70,786,003.60

Finding the Fourth Proportional to 161,661,523.60, 242,574,192.60 and 70,786,003.60

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Solution

The fourth proportional to 161,661,523.60, 242,574,192.60 and 70,786,003.60 is: 106,214,869.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,661,523.60 : 242,574,192.60 = 70,786,003.60 : x
  2. Step 2: Convert to fraction form
    161,661,523.60/242,574,192.60 = 70,786,003.60/x
  3. Step 3: Cross multiply
    161,661,523.60x = 242,574,192.60 × 70,786,003.60
  4. Step 4: Simplify right side
    161,661,523.60x = 17,170,857,670,650,692
  5. Step 5: Solve for x
    x = 17,170,857,670,650,692/161,661,523.60
  6. Step 6: Final answer
    x = 106,214,869.74

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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.