Home / 195,516,449.60-293,588,018.40-155,460,027.20

Finding the Fourth Proportional to 195,516,449.60, 293,588,018.40 and 155,460,027.20

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Solution

The fourth proportional to 195,516,449.60, 293,588,018.40 and 155,460,027.20 is: 233,439,188.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,516,449.60 : 293,588,018.40 = 155,460,027.20 : x
  2. Step 2: Convert to fraction form
    195,516,449.60/293,588,018.40 = 155,460,027.20/x
  3. Step 3: Cross multiply
    195,516,449.60x = 293,588,018.40 × 155,460,027.20
  4. Step 4: Simplify right side
    195,516,449.60x = 45,641,201,326,058,096
  5. Step 5: Solve for x
    x = 45,641,201,326,058,096/195,516,449.60
  6. Step 6: Final answer
    x = 233,439,188.46

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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.