Home / 202,143,762.60-303,215,643.90-180,602,687.40

Finding the Fourth Proportional to 202,143,762.60, 303,215,643.90 and 180,602,687.40

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Solution

The fourth proportional to 202,143,762.60, 303,215,643.90 and 180,602,687.40 is: 270,904,031.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,143,762.60 : 303,215,643.90 = 180,602,687.40 : x
  2. Step 2: Convert to fraction form
    202,143,762.60/303,215,643.90 = 180,602,687.40/x
  3. Step 3: Cross multiply
    202,143,762.60x = 303,215,643.90 × 180,602,687.40
  4. Step 4: Simplify right side
    202,143,762.60x = 54,761,560,150,061,416
  5. Step 5: Solve for x
    x = 54,761,560,150,061,416/202,143,762.60
  6. Step 6: Final answer
    x = 270,904,031.10

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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.