Home / 127,276,194.88-191,047,879.32-112,795,756.24

Finding the Fourth Proportional to 127,276,194.88, 191,047,879.32 and 112,795,756.24

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Solution

The fourth proportional to 127,276,194.88, 191,047,879.32 and 112,795,756.24 is: 169,312,022.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,276,194.88 : 191,047,879.32 = 112,795,756.24 : x
  2. Step 2: Convert to fraction form
    127,276,194.88/191,047,879.32 = 112,795,756.24/x
  3. Step 3: Cross multiply
    127,276,194.88x = 191,047,879.32 × 112,795,756.24
  4. Step 4: Simplify right side
    127,276,194.88x = 21,549,390,025,947,656
  5. Step 5: Solve for x
    x = 21,549,390,025,947,656/127,276,194.88
  6. Step 6: Final answer
    x = 169,312,022.93

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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.