Home / 362,488,767.40-542,837,355.90-240,660,620.20

Finding the Fourth Proportional to 362,488,767.40, 542,837,355.90 and 240,660,620.20

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Solution

The fourth proportional to 362,488,767.40, 542,837,355.90 and 240,660,620.20 is: 360,396,201.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,488,767.40 : 542,837,355.90 = 240,660,620.20 : x
  2. Step 2: Convert to fraction form
    362,488,767.40/542,837,355.90 = 240,660,620.20/x
  3. Step 3: Cross multiply
    362,488,767.40x = 542,837,355.90 × 240,660,620.20
  4. Step 4: Simplify right side
    362,488,767.40x = 130,639,574,738,622,112
  5. Step 5: Solve for x
    x = 130,639,574,738,622,112/362,488,767.40
  6. Step 6: Final answer
    x = 360,396,201.17

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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.