Home / 482,896,810.06-666,542,109.60-282,007,873.16

Finding the Fourth Proportional to 482,896,810.06, 666,542,109.60 and 282,007,873.16

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Solution

The fourth proportional to 482,896,810.06, 666,542,109.60 and 282,007,873.16 is: 389,255,258.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,896,810.06 : 666,542,109.60 = 282,007,873.16 : x
  2. Step 2: Convert to fraction form
    482,896,810.06/666,542,109.60 = 282,007,873.16/x
  3. Step 3: Cross multiply
    482,896,810.06x = 666,542,109.60 × 282,007,873.16
  4. Step 4: Simplify right side
    482,896,810.06x = 187,970,122,699,875,648
  5. Step 5: Solve for x
    x = 187,970,122,699,875,648/482,896,810.06
  6. Step 6: Final answer
    x = 389,255,258.65

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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.