Home / 170,684,425.37-255,922,962.02-66,929,330.57

Finding the Fourth Proportional to 170,684,425.37, 255,922,962.02 and 66,929,330.57

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Solution

The fourth proportional to 170,684,425.37, 255,922,962.02 and 66,929,330.57 is: 100,353,342.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,684,425.37 : 255,922,962.02 = 66,929,330.57 : x
  2. Step 2: Convert to fraction form
    170,684,425.37/255,922,962.02 = 66,929,330.57/x
  3. Step 3: Cross multiply
    170,684,425.37x = 255,922,962.02 × 66,929,330.57
  4. Step 4: Simplify right side
    170,684,425.37x = 17,128,752,523,875,872
  5. Step 5: Solve for x
    x = 17,128,752,523,875,872/170,684,425.37
  6. Step 6: Final answer
    x = 100,353,342.07

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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.