Home / 101,146,415.46-139,582,478.88-54,736,671.66

Finding the Fourth Proportional to 101,146,415.46, 139,582,478.88 and 54,736,671.66

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Solution

The fourth proportional to 101,146,415.46, 139,582,478.88 and 54,736,671.66 is: 75,536,837.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,146,415.46 : 139,582,478.88 = 54,736,671.66 : x
  2. Step 2: Convert to fraction form
    101,146,415.46/139,582,478.88 = 54,736,671.66/x
  3. Step 3: Cross multiply
    101,146,415.46x = 139,582,478.88 × 54,736,671.66
  4. Step 4: Simplify right side
    101,146,415.46x = 7,640,280,315,943,444
  5. Step 5: Solve for x
    x = 7,640,280,315,943,444/101,146,415.46
  6. Step 6: Final answer
    x = 75,536,837.18

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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.