Home / 278,010,200.90-417,214,366.95-116,567,999.30

Finding the Fourth Proportional to 278,010,200.90, 417,214,366.95 and 116,567,999.30

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Solution

The fourth proportional to 278,010,200.90, 417,214,366.95 and 116,567,999.30 is: 174,935,465.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,010,200.90 : 417,214,366.95 = 116,567,999.30 : x
  2. Step 2: Convert to fraction form
    278,010,200.90/417,214,366.95 = 116,567,999.30/x
  3. Step 3: Cross multiply
    278,010,200.90x = 417,214,366.95 × 116,567,999.30
  4. Step 4: Simplify right side
    278,010,200.90x = 48,633,844,034,577,544
  5. Step 5: Solve for x
    x = 48,633,844,034,577,544/278,010,200.90
  6. Step 6: Final answer
    x = 174,935,465.95

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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.