Home / 127,029,068.68-190,554,969.30-49,304,150.50

Finding the Fourth Proportional to 127,029,068.68, 190,554,969.30 and 49,304,150.50

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Solution

The fourth proportional to 127,029,068.68, 190,554,969.30 and 49,304,150.50 is: 73,960,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,029,068.68 : 190,554,969.30 = 49,304,150.50 : x
  2. Step 2: Convert to fraction form
    127,029,068.68/190,554,969.30 = 49,304,150.50/x
  3. Step 3: Cross multiply
    127,029,068.68x = 190,554,969.30 × 49,304,150.50
  4. Step 4: Simplify right side
    127,029,068.68x = 9,395,150,884,890,080
  5. Step 5: Solve for x
    x = 9,395,150,884,890,080/127,029,068.68
  6. Step 6: Final answer
    x = 73,960,637.38

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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.