Home / 123,236,390.48-170,071,533.28-68,232,247.04

Finding the Fourth Proportional to 123,236,390.48, 170,071,533.28 and 68,232,247.04

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Solution

The fourth proportional to 123,236,390.48, 170,071,533.28 and 68,232,247.04 is: 94,163,443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,236,390.48 : 170,071,533.28 = 68,232,247.04 : x
  2. Step 2: Convert to fraction form
    123,236,390.48/170,071,533.28 = 68,232,247.04/x
  3. Step 3: Cross multiply
    123,236,390.48x = 170,071,533.28 × 68,232,247.04
  4. Step 4: Simplify right side
    123,236,390.48x = 11,604,362,873,232,542
  5. Step 5: Solve for x
    x = 11,604,362,873,232,542/123,236,390.48
  6. Step 6: Final answer
    x = 94,163,443.35

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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.