Home / 360,540,032.40-540,810,048.60-251,488,339.20

Finding the Fourth Proportional to 360,540,032.40, 540,810,048.60 and 251,488,339.20

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Solution

The fourth proportional to 360,540,032.40, 540,810,048.60 and 251,488,339.20 is: 377,232,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,540,032.40 : 540,810,048.60 = 251,488,339.20 : x
  2. Step 2: Convert to fraction form
    360,540,032.40/540,810,048.60 = 251,488,339.20/x
  3. Step 3: Cross multiply
    360,540,032.40x = 540,810,048.60 × 251,488,339.20
  4. Step 4: Simplify right side
    360,540,032.40x = 136,007,420,945,085,280
  5. Step 5: Solve for x
    x = 136,007,420,945,085,280/360,540,032.40
  6. Step 6: Final answer
    x = 377,232,508.80

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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.