Home / 197,138,820.60-295,708,230.90-146,120,484.60

Finding the Fourth Proportional to 197,138,820.60, 295,708,230.90 and 146,120,484.60

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Solution

The fourth proportional to 197,138,820.60, 295,708,230.90 and 146,120,484.60 is: 219,180,726.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,138,820.60 : 295,708,230.90 = 146,120,484.60 : x
  2. Step 2: Convert to fraction form
    197,138,820.60/295,708,230.90 = 146,120,484.60/x
  3. Step 3: Cross multiply
    197,138,820.60x = 295,708,230.90 × 146,120,484.60
  4. Step 4: Simplify right side
    197,138,820.60x = 43,209,029,999,316,688
  5. Step 5: Solve for x
    x = 43,209,029,999,316,688/197,138,820.60
  6. Step 6: Final answer
    x = 219,180,726.90

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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.