Home / 201,468,400.80-302,202,601.20-65,251,543.20

Finding the Fourth Proportional to 201,468,400.80, 302,202,601.20 and 65,251,543.20

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Solution

The fourth proportional to 201,468,400.80, 302,202,601.20 and 65,251,543.20 is: 97,877,314.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,468,400.80 : 302,202,601.20 = 65,251,543.20 : x
  2. Step 2: Convert to fraction form
    201,468,400.80/302,202,601.20 = 65,251,543.20/x
  3. Step 3: Cross multiply
    201,468,400.80x = 302,202,601.20 × 65,251,543.20
  4. Step 4: Simplify right side
    201,468,400.80x = 19,719,186,087,354,172
  5. Step 5: Solve for x
    x = 19,719,186,087,354,172/201,468,400.80
  6. Step 6: Final answer
    x = 97,877,314.80

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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.