Home / 201,472,457.70-302,059,387.35-136,614,396.90

Finding the Fourth Proportional to 201,472,457.70, 302,059,387.35 and 136,614,396.90

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Solution

The fourth proportional to 201,472,457.70, 302,059,387.35 and 136,614,396.90 is: 204,820,358.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,472,457.70 : 302,059,387.35 = 136,614,396.90 : x
  2. Step 2: Convert to fraction form
    201,472,457.70/302,059,387.35 = 136,614,396.90/x
  3. Step 3: Cross multiply
    201,472,457.70x = 302,059,387.35 × 136,614,396.90
  4. Step 4: Simplify right side
    201,472,457.70x = 41,265,661,030,803,744
  5. Step 5: Solve for x
    x = 41,265,661,030,803,744/201,472,457.70
  6. Step 6: Final answer
    x = 204,820,358.58

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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.