Home / 188,480,756,322.45-282,700,250,053.79-67,464,478,124.56

Finding the Fourth Proportional to 188,480,756,322.45, 282,700,250,053.79 and 67,464,478,124.56

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Solution

The fourth proportional to 188,480,756,322.45, 282,700,250,053.79 and 67,464,478,124.56 is: 101,189,241,849.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,480,756,322.45 : 282,700,250,053.79 = 67,464,478,124.56 : x
  2. Step 2: Convert to fraction form
    188,480,756,322.45/282,700,250,053.79 = 67,464,478,124.56/x
  3. Step 3: Cross multiply
    188,480,756,322.45x = 282,700,250,053.79 × 67,464,478,124.56
  4. Step 4: Simplify right side
    188,480,756,322.45x = 19,072,224,835,560,143,847,424
  5. Step 5: Solve for x
    x = 19,072,224,835,560,143,847,424/188,480,756,322.45
  6. Step 6: Final answer
    x = 101,189,241,849.88

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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.