Home / 205,056,002.40-307,584,003.60-191,519,541.60

Finding the Fourth Proportional to 205,056,002.40, 307,584,003.60 and 191,519,541.60

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Solution

The fourth proportional to 205,056,002.40, 307,584,003.60 and 191,519,541.60 is: 287,279,312.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,056,002.40 : 307,584,003.60 = 191,519,541.60 : x
  2. Step 2: Convert to fraction form
    205,056,002.40/307,584,003.60 = 191,519,541.60/x
  3. Step 3: Cross multiply
    205,056,002.40x = 307,584,003.60 × 191,519,541.60
  4. Step 4: Simplify right side
    205,056,002.40x = 58,908,347,372,964,752
  5. Step 5: Solve for x
    x = 58,908,347,372,964,752/205,056,002.40
  6. Step 6: Final answer
    x = 287,279,312.40

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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.