Home / 262,214,402.60-393,321,603.90-92,013,314.60

Finding the Fourth Proportional to 262,214,402.60, 393,321,603.90 and 92,013,314.60

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Solution

The fourth proportional to 262,214,402.60, 393,321,603.90 and 92,013,314.60 is: 138,019,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,214,402.60 : 393,321,603.90 = 92,013,314.60 : x
  2. Step 2: Convert to fraction form
    262,214,402.60/393,321,603.90 = 92,013,314.60/x
  3. Step 3: Cross multiply
    262,214,402.60x = 393,321,603.90 × 92,013,314.60
  4. Step 4: Simplify right side
    262,214,402.60x = 36,190,824,478,627,280
  5. Step 5: Solve for x
    x = 36,190,824,478,627,280/262,214,402.60
  6. Step 6: Final answer
    x = 138,019,971.90

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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.