Home / 196,991,716.40-295,487,574.60-60,659,385.20

Finding the Fourth Proportional to 196,991,716.40, 295,487,574.60 and 60,659,385.20

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Solution

The fourth proportional to 196,991,716.40, 295,487,574.60 and 60,659,385.20 is: 90,989,077.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,991,716.40 : 295,487,574.60 = 60,659,385.20 : x
  2. Step 2: Convert to fraction form
    196,991,716.40/295,487,574.60 = 60,659,385.20/x
  3. Step 3: Cross multiply
    196,991,716.40x = 295,487,574.60 × 60,659,385.20
  4. Step 4: Simplify right side
    196,991,716.40x = 17,924,094,609,475,138
  5. Step 5: Solve for x
    x = 17,924,094,609,475,138/196,991,716.40
  6. Step 6: Final answer
    x = 90,989,077.80

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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.