Home / 127,922,739.67-176,533,376.22-69,185,403.37

Finding the Fourth Proportional to 127,922,739.67, 176,533,376.22 and 69,185,403.37

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Solution

The fourth proportional to 127,922,739.67, 176,533,376.22 and 69,185,403.37 is: 95,475,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,922,739.67 : 176,533,376.22 = 69,185,403.37 : x
  2. Step 2: Convert to fraction form
    127,922,739.67/176,533,376.22 = 69,185,403.37/x
  3. Step 3: Cross multiply
    127,922,739.67x = 176,533,376.22 × 69,185,403.37
  4. Step 4: Simplify right side
    127,922,739.67x = 12,213,532,842,048,666
  5. Step 5: Solve for x
    x = 12,213,532,842,048,666/127,922,739.67
  6. Step 6: Final answer
    x = 95,475,854.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.