Home / 127,117,825.20-190,735,379.64-58,051,801.44

Finding the Fourth Proportional to 127,117,825.20, 190,735,379.64 and 58,051,801.44

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Solution

The fourth proportional to 127,117,825.20, 190,735,379.64 and 58,051,801.44 is: 87,104,482.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,117,825.20 : 190,735,379.64 = 58,051,801.44 : x
  2. Step 2: Convert to fraction form
    127,117,825.20/190,735,379.64 = 58,051,801.44/x
  3. Step 3: Cross multiply
    127,117,825.20x = 190,735,379.64 × 58,051,801.44
  4. Step 4: Simplify right side
    127,117,825.20x = 11,072,532,386,444,298
  5. Step 5: Solve for x
    x = 11,072,532,386,444,298/127,117,825.20
  6. Step 6: Final answer
    x = 87,104,482.55

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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.