Home / 278,364,187.90-417,546,281.85-96,611,365.90

Finding the Fourth Proportional to 278,364,187.90, 417,546,281.85 and 96,611,365.90

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Solution

The fourth proportional to 278,364,187.90, 417,546,281.85 and 96,611,365.90 is: 144,917,048.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,364,187.90 : 417,546,281.85 = 96,611,365.90 : x
  2. Step 2: Convert to fraction form
    278,364,187.90/417,546,281.85 = 96,611,365.90/x
  3. Step 3: Cross multiply
    278,364,187.90x = 417,546,281.85 × 96,611,365.90
  4. Step 4: Simplify right side
    278,364,187.90x = 40,339,716,615,994,880
  5. Step 5: Solve for x
    x = 40,339,716,615,994,880/278,364,187.90
  6. Step 6: Final answer
    x = 144,917,048.85

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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.