Home / 123,867,325.49-170,947,800.95-68,122,570.24

Finding the Fourth Proportional to 123,867,325.49, 170,947,800.95 and 68,122,570.24

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Solution

The fourth proportional to 123,867,325.49, 170,947,800.95 and 68,122,570.24 is: 94,015,137.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,867,325.49 : 170,947,800.95 = 68,122,570.24 : x
  2. Step 2: Convert to fraction form
    123,867,325.49/170,947,800.95 = 68,122,570.24/x
  3. Step 3: Cross multiply
    123,867,325.49x = 170,947,800.95 × 68,122,570.24
  4. Step 4: Simplify right side
    123,867,325.49x = 11,645,403,577,076,360
  5. Step 5: Solve for x
    x = 11,645,403,577,076,360/123,867,325.49
  6. Step 6: Final answer
    x = 94,015,137.01

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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.