Home / 121,176,376.02-167,237,752.95-68,254,825.14

Finding the Fourth Proportional to 121,176,376.02, 167,237,752.95 and 68,254,825.14

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Solution

The fourth proportional to 121,176,376.02, 167,237,752.95 and 68,254,825.14 is: 94,199,743.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,176,376.02 : 167,237,752.95 = 68,254,825.14 : x
  2. Step 2: Convert to fraction form
    121,176,376.02/167,237,752.95 = 68,254,825.14/x
  3. Step 3: Cross multiply
    121,176,376.02x = 167,237,752.95 × 68,254,825.14
  4. Step 4: Simplify right side
    121,176,376.02x = 11,414,783,584,408,768
  5. Step 5: Solve for x
    x = 11,414,783,584,408,768/121,176,376.02
  6. Step 6: Final answer
    x = 94,199,743.87

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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.