Home / 121,492,339.53-167,597,661.69-73,794,901.27

Finding the Fourth Proportional to 121,492,339.53, 167,597,661.69 and 73,794,901.27

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Solution

The fourth proportional to 121,492,339.53, 167,597,661.69 and 73,794,901.27 is: 101,799,446.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,492,339.53 : 167,597,661.69 = 73,794,901.27 : x
  2. Step 2: Convert to fraction form
    121,492,339.53/167,597,661.69 = 73,794,901.27/x
  3. Step 3: Cross multiply
    121,492,339.53x = 167,597,661.69 × 73,794,901.27
  4. Step 4: Simplify right side
    121,492,339.53x = 12,367,852,896,608,460
  5. Step 5: Solve for x
    x = 12,367,852,896,608,460/121,492,339.53
  6. Step 6: Final answer
    x = 101,799,446.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.