Home / 264,402,022.40-396,603,033.60-259,867,059.20

Finding the Fourth Proportional to 264,402,022.40, 396,603,033.60 and 259,867,059.20

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Solution

The fourth proportional to 264,402,022.40, 396,603,033.60 and 259,867,059.20 is: 389,800,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,402,022.40 : 396,603,033.60 = 259,867,059.20 : x
  2. Step 2: Convert to fraction form
    264,402,022.40/396,603,033.60 = 259,867,059.20/x
  3. Step 3: Cross multiply
    264,402,022.40x = 396,603,033.60 × 259,867,059.20
  4. Step 4: Simplify right side
    264,402,022.40x = 103,064,064,011,430,784
  5. Step 5: Solve for x
    x = 103,064,064,011,430,784/264,402,022.40
  6. Step 6: Final answer
    x = 389,800,588.80

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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.