Home / 112,221,976.48-168,184,151.52-57,632,356.96

Finding the Fourth Proportional to 112,221,976.48, 168,184,151.52 and 57,632,356.96

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Solution

The fourth proportional to 112,221,976.48, 168,184,151.52 and 57,632,356.96 is: 86,372,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,221,976.48 : 168,184,151.52 = 57,632,356.96 : x
  2. Step 2: Convert to fraction form
    112,221,976.48/168,184,151.52 = 57,632,356.96/x
  3. Step 3: Cross multiply
    112,221,976.48x = 168,184,151.52 × 57,632,356.96
  4. Step 4: Simplify right side
    112,221,976.48x = 9,692,849,055,415,368
  5. Step 5: Solve for x
    x = 9,692,849,055,415,368/112,221,976.48
  6. Step 6: Final answer
    x = 86,372,111.41

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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.