Home / 95,711,999.60-143,567,999.40-38,213,145.20

Finding the Fourth Proportional to 95,711,999.60, 143,567,999.40 and 38,213,145.20

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Solution

The fourth proportional to 95,711,999.60, 143,567,999.40 and 38,213,145.20 is: 57,319,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,711,999.60 : 143,567,999.40 = 38,213,145.20 : x
  2. Step 2: Convert to fraction form
    95,711,999.60/143,567,999.40 = 38,213,145.20/x
  3. Step 3: Cross multiply
    95,711,999.60x = 143,567,999.40 × 38,213,145.20
  4. Step 4: Simplify right side
    95,711,999.60x = 5,486,184,807,145,714
  5. Step 5: Solve for x
    x = 5,486,184,807,145,714/95,711,999.60
  6. Step 6: Final answer
    x = 57,319,717.80

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1.5x scale

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.