Home / 75,177,688,453.47-112,816,212,573.42-35,394,840,421.47

Finding the Fourth Proportional to 75,177,688,453.47, 112,816,212,573.42 and 35,394,840,421.47

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Solution

The fourth proportional to 75,177,688,453.47, 112,816,212,573.42 and 35,394,840,421.47 is: 53,115,650,708.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,177,688,453.47 : 112,816,212,573.42 = 35,394,840,421.47 : x
  2. Step 2: Convert to fraction form
    75,177,688,453.47/112,816,212,573.42 = 35,394,840,421.47/x
  3. Step 3: Cross multiply
    75,177,688,453.47x = 112,816,212,573.42 × 35,394,840,421.47
  4. Step 4: Simplify right side
    75,177,688,453.47x = 3,993,111,840,990,838,128,640
  5. Step 5: Solve for x
    x = 3,993,111,840,990,838,128,640/75,177,688,453.47
  6. Step 6: Final answer
    x = 53,115,650,708.82

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1.5x scale

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.