Home / 539,728,415.52-809,642,030.57-151,548,630.19

Finding the Fourth Proportional to 539,728,415.52, 809,642,030.57 and 151,548,630.19

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Solution

The fourth proportional to 539,728,415.52, 809,642,030.57 and 151,548,630.19 is: 227,336,818.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,728,415.52 : 809,642,030.57 = 151,548,630.19 : x
  2. Step 2: Convert to fraction form
    539,728,415.52/809,642,030.57 = 151,548,630.19/x
  3. Step 3: Cross multiply
    539,728,415.52x = 809,642,030.57 × 151,548,630.19
  4. Step 4: Simplify right side
    539,728,415.52x = 122,700,140,680,320,448
  5. Step 5: Solve for x
    x = 122,700,140,680,320,448/539,728,415.52
  6. Step 6: Final answer
    x = 227,336,818.21

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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.