Home / 196,838,631.60-295,257,947.40-53,231,463.60

Finding the Fourth Proportional to 196,838,631.60, 295,257,947.40 and 53,231,463.60

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Solution

The fourth proportional to 196,838,631.60, 295,257,947.40 and 53,231,463.60 is: 79,847,195.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,838,631.60 : 295,257,947.40 = 53,231,463.60 : x
  2. Step 2: Convert to fraction form
    196,838,631.60/295,257,947.40 = 53,231,463.60/x
  3. Step 3: Cross multiply
    196,838,631.60x = 295,257,947.40 × 53,231,463.60
  4. Step 4: Simplify right side
    196,838,631.60x = 15,717,012,679,633,814
  5. Step 5: Solve for x
    x = 15,717,012,679,633,814/196,838,631.60
  6. Step 6: Final answer
    x = 79,847,195.40

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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.