Home / 127,070,307.08-190,686,076.42-54,287,635.32

Finding the Fourth Proportional to 127,070,307.08, 190,686,076.42 and 54,287,635.32

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Solution

The fourth proportional to 127,070,307.08, 190,686,076.42 and 54,287,635.32 is: 81,465,894.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,070,307.08 : 190,686,076.42 = 54,287,635.32 : x
  2. Step 2: Convert to fraction form
    127,070,307.08/190,686,076.42 = 54,287,635.32/x
  3. Step 3: Cross multiply
    127,070,307.08x = 190,686,076.42 × 54,287,635.32
  4. Step 4: Simplify right side
    127,070,307.08x = 10,351,896,177,290,610
  5. Step 5: Solve for x
    x = 10,351,896,177,290,610/127,070,307.08
  6. Step 6: Final answer
    x = 81,465,894.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.