Home / 118,210,837,519.47-177,599,133,132.96-75,798,829,491.72

Finding the Fourth Proportional to 118,210,837,519.47, 177,599,133,132.96 and 75,798,829,491.72

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Solution

The fourth proportional to 118,210,837,519.47, 177,599,133,132.96 and 75,798,829,491.72 is: 113,879,629,759.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,210,837,519.47 : 177,599,133,132.96 = 75,798,829,491.72 : x
  2. Step 2: Convert to fraction form
    118,210,837,519.47/177,599,133,132.96 = 75,798,829,491.72/x
  3. Step 3: Cross multiply
    118,210,837,519.47x = 177,599,133,132.96 × 75,798,829,491.72
  4. Step 4: Simplify right side
    118,210,837,519.47x = 13,461,806,410,222,513,684,480
  5. Step 5: Solve for x
    x = 13,461,806,410,222,513,684,480/118,210,837,519.47
  6. Step 6: Final answer
    x = 113,879,629,759.03

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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.