Home / 258,593,776.31-388,026,864.44-149,495,582.02

Finding the Fourth Proportional to 258,593,776.31, 388,026,864.44 and 149,495,582.02

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Solution

The fourth proportional to 258,593,776.31, 388,026,864.44 and 149,495,582.02 is: 224,322,111.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,593,776.31 : 388,026,864.44 = 149,495,582.02 : x
  2. Step 2: Convert to fraction form
    258,593,776.31/388,026,864.44 = 149,495,582.02/x
  3. Step 3: Cross multiply
    258,593,776.31x = 388,026,864.44 × 149,495,582.02
  4. Step 4: Simplify right side
    258,593,776.31x = 58,008,301,938,853,448
  5. Step 5: Solve for x
    x = 58,008,301,938,853,448/258,593,776.31
  6. Step 6: Final answer
    x = 224,322,111.56

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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.