Home / 127,894,339.80-191,841,509.70-119,328,298.20

Finding the Fourth Proportional to 127,894,339.80, 191,841,509.70 and 119,328,298.20

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Solution

The fourth proportional to 127,894,339.80, 191,841,509.70 and 119,328,298.20 is: 178,992,447.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,894,339.80 : 191,841,509.70 = 119,328,298.20 : x
  2. Step 2: Convert to fraction form
    127,894,339.80/191,841,509.70 = 119,328,298.20/x
  3. Step 3: Cross multiply
    127,894,339.80x = 191,841,509.70 × 119,328,298.20
  4. Step 4: Simplify right side
    127,894,339.80x = 22,892,120,876,619,792
  5. Step 5: Solve for x
    x = 22,892,120,876,619,792/127,894,339.80
  6. Step 6: Final answer
    x = 178,992,447.30

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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.