Home / 291,026,237.60-436,600,009.20-96,997,930.40

Finding the Fourth Proportional to 291,026,237.60, 436,600,009.20 and 96,997,930.40

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Solution

The fourth proportional to 291,026,237.60, 436,600,009.20 and 96,997,930.40 is: 145,517,110.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,026,237.60 : 436,600,009.20 = 96,997,930.40 : x
  2. Step 2: Convert to fraction form
    291,026,237.60/436,600,009.20 = 96,997,930.40/x
  3. Step 3: Cross multiply
    291,026,237.60x = 436,600,009.20 × 96,997,930.40
  4. Step 4: Simplify right side
    291,026,237.60x = 42,349,297,305,020,960
  5. Step 5: Solve for x
    x = 42,349,297,305,020,960/291,026,237.60
  6. Step 6: Final answer
    x = 145,517,110.95

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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.