Home / 156,435,389.54-234,662,051.61-41,416,943.12

Finding the Fourth Proportional to 156,435,389.54, 234,662,051.61 and 41,416,943.12

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Solution

The fourth proportional to 156,435,389.54, 234,662,051.61 and 41,416,943.12 is: 62,127,788.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,435,389.54 : 234,662,051.61 = 41,416,943.12 : x
  2. Step 2: Convert to fraction form
    156,435,389.54/234,662,051.61 = 41,416,943.12/x
  3. Step 3: Cross multiply
    156,435,389.54x = 234,662,051.61 × 41,416,943.12
  4. Step 4: Simplify right side
    156,435,389.54x = 9,718,984,843,953,874
  5. Step 5: Solve for x
    x = 9,718,984,843,953,874/156,435,389.54
  6. Step 6: Final answer
    x = 62,127,788.81

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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.