Home / 127,539,879.76-191,341,862.52-36,663,634

Finding the Fourth Proportional to 127,539,879.76, 191,341,862.52 and 36,663,634

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Solution

The fourth proportional to 127,539,879.76, 191,341,862.52 and 36,663,634 is: 55,004,662.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,539,879.76 : 191,341,862.52 = 36,663,634 : x
  2. Step 2: Convert to fraction form
    127,539,879.76/191,341,862.52 = 36,663,634/x
  3. Step 3: Cross multiply
    127,539,879.76x = 191,341,862.52 × 36,663,634
  4. Step 4: Simplify right side
    127,539,879.76x = 7,015,288,016,311,598
  5. Step 5: Solve for x
    x = 7,015,288,016,311,598/127,539,879.76
  6. Step 6: Final answer
    x = 55,004,662.30

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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.