Home / 201,585,115.60-302,377,673.40-99,548,443.60

Finding the Fourth Proportional to 201,585,115.60, 302,377,673.40 and 99,548,443.60

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Solution

The fourth proportional to 201,585,115.60, 302,377,673.40 and 99,548,443.60 is: 149,322,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,585,115.60 : 302,377,673.40 = 99,548,443.60 : x
  2. Step 2: Convert to fraction form
    201,585,115.60/302,377,673.40 = 99,548,443.60/x
  3. Step 3: Cross multiply
    201,585,115.60x = 302,377,673.40 × 99,548,443.60
  4. Step 4: Simplify right side
    201,585,115.60x = 30,101,226,766,359,116
  5. Step 5: Solve for x
    x = 30,101,226,766,359,116/201,585,115.60
  6. Step 6: Final answer
    x = 149,322,665.40

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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.