Home / 145,530,292.48-218,187,821.43-88,009,775.84

Finding the Fourth Proportional to 145,530,292.48, 218,187,821.43 and 88,009,775.84

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Solution

The fourth proportional to 145,530,292.48, 218,187,821.43 and 88,009,775.84 is: 131,949,581.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,530,292.48 : 218,187,821.43 = 88,009,775.84 : x
  2. Step 2: Convert to fraction form
    145,530,292.48/218,187,821.43 = 88,009,775.84/x
  3. Step 3: Cross multiply
    145,530,292.48x = 218,187,821.43 × 88,009,775.84
  4. Step 4: Simplify right side
    145,530,292.48x = 19,202,661,255,617,720
  5. Step 5: Solve for x
    x = 19,202,661,255,617,720/145,530,292.48
  6. Step 6: Final answer
    x = 131,949,581.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.