Home / 258,112,158.92-356,194,830.56-140,637,489.16

Finding the Fourth Proportional to 258,112,158.92, 356,194,830.56 and 140,637,489.16

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Solution

The fourth proportional to 258,112,158.92, 356,194,830.56 and 140,637,489.16 is: 194,079,762.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,112,158.92 : 356,194,830.56 = 140,637,489.16 : x
  2. Step 2: Convert to fraction form
    258,112,158.92/356,194,830.56 = 140,637,489.16/x
  3. Step 3: Cross multiply
    258,112,158.92x = 356,194,830.56 × 140,637,489.16
  4. Step 4: Simplify right side
    258,112,158.92x = 50,094,346,621,730,032
  5. Step 5: Solve for x
    x = 50,094,346,621,730,032/258,112,158.92
  6. Step 6: Final answer
    x = 194,079,762.97

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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.