Home / 223,438,078.76-308,387,237.42-147,951,263.16

Finding the Fourth Proportional to 223,438,078.76, 308,387,237.42 and 147,951,263.16

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Solution

The fourth proportional to 223,438,078.76, 308,387,237.42 and 147,951,263.16 is: 204,201,009.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,438,078.76 : 308,387,237.42 = 147,951,263.16 : x
  2. Step 2: Convert to fraction form
    223,438,078.76/308,387,237.42 = 147,951,263.16/x
  3. Step 3: Cross multiply
    223,438,078.76x = 308,387,237.42 × 147,951,263.16
  4. Step 4: Simplify right side
    223,438,078.76x = 45,626,281,319,081,696
  5. Step 5: Solve for x
    x = 45,626,281,319,081,696/223,438,078.76
  6. Step 6: Final answer
    x = 204,201,009.84

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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.