Home / 161,661,630.60-242,574,353.10-70,786,110.60

Finding the Fourth Proportional to 161,661,630.60, 242,574,353.10 and 70,786,110.60

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Solution

The fourth proportional to 161,661,630.60, 242,574,353.10 and 70,786,110.60 is: 106,215,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,661,630.60 : 242,574,353.10 = 70,786,110.60 : x
  2. Step 2: Convert to fraction form
    161,661,630.60/242,574,353.10 = 70,786,110.60/x
  3. Step 3: Cross multiply
    161,661,630.60x = 242,574,353.10 × 70,786,110.60
  4. Step 4: Simplify right side
    161,661,630.60x = 17,170,894,987,260,050
  5. Step 5: Solve for x
    x = 17,170,894,987,260,050/161,661,630.60
  6. Step 6: Final answer
    x = 106,215,030.27

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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.