Home / 307,783,409.38-461,676,193.56-74,613,172.40

Finding the Fourth Proportional to 307,783,409.38, 461,676,193.56 and 74,613,172.40

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Solution

The fourth proportional to 307,783,409.38, 461,676,193.56 and 74,613,172.40 is: 111,920,020.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,783,409.38 : 461,676,193.56 = 74,613,172.40 : x
  2. Step 2: Convert to fraction form
    307,783,409.38/461,676,193.56 = 74,613,172.40/x
  3. Step 3: Cross multiply
    307,783,409.38x = 461,676,193.56 × 74,613,172.40
  4. Step 4: Simplify right side
    307,783,409.38x = 34,447,125,423,476,276
  5. Step 5: Solve for x
    x = 34,447,125,423,476,276/307,783,409.38
  6. Step 6: Final answer
    x = 111,920,020.29

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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.