Home / 264,078,277.20-396,117,415.80-165,867,980.40

Finding the Fourth Proportional to 264,078,277.20, 396,117,415.80 and 165,867,980.40

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Solution

The fourth proportional to 264,078,277.20, 396,117,415.80 and 165,867,980.40 is: 248,801,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,078,277.20 : 396,117,415.80 = 165,867,980.40 : x
  2. Step 2: Convert to fraction form
    264,078,277.20/396,117,415.80 = 165,867,980.40/x
  3. Step 3: Cross multiply
    264,078,277.20x = 396,117,415.80 × 165,867,980.40
  4. Step 4: Simplify right side
    264,078,277.20x = 65,703,195,760,013,056
  5. Step 5: Solve for x
    x = 65,703,195,760,013,056/264,078,277.20
  6. Step 6: Final answer
    x = 248,801,970.60

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1.5x scale

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.