Home / 200,496,654.80-300,702,991.80-98,334,011.60

Finding the Fourth Proportional to 200,496,654.80, 300,702,991.80 and 98,334,011.60

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Solution

The fourth proportional to 200,496,654.80, 300,702,991.80 and 98,334,011.60 is: 147,480,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,496,654.80 : 300,702,991.80 = 98,334,011.60 : x
  2. Step 2: Convert to fraction form
    200,496,654.80/300,702,991.80 = 98,334,011.60/x
  3. Step 3: Cross multiply
    200,496,654.80x = 300,702,991.80 × 98,334,011.60
  4. Step 4: Simplify right side
    200,496,654.80x = 29,569,331,483,815,904
  5. Step 5: Solve for x
    x = 29,569,331,483,815,904/200,496,654.80
  6. Step 6: Final answer
    x = 147,480,423.12

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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.