Home / 533,287,712.16-799,850,743.74-145,140,789.24

Finding the Fourth Proportional to 533,287,712.16, 799,850,743.74 and 145,140,789.24

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Solution

The fourth proportional to 533,287,712.16, 799,850,743.74 and 145,140,789.24 is: 217,689,186.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,287,712.16 : 799,850,743.74 = 145,140,789.24 : x
  2. Step 2: Convert to fraction form
    533,287,712.16/799,850,743.74 = 145,140,789.24/x
  3. Step 3: Cross multiply
    533,287,712.16x = 799,850,743.74 × 145,140,789.24
  4. Step 4: Simplify right side
    533,287,712.16x = 116,090,968,220,624,592
  5. Step 5: Solve for x
    x = 116,090,968,220,624,592/533,287,712.16
  6. Step 6: Final answer
    x = 217,689,186.48

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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.