Home / 127,116,001.80-190,674,002.70-98,418,187.80

Finding the Fourth Proportional to 127,116,001.80, 190,674,002.70 and 98,418,187.80

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Solution

The fourth proportional to 127,116,001.80, 190,674,002.70 and 98,418,187.80 is: 147,627,281.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,116,001.80 : 190,674,002.70 = 98,418,187.80 : x
  2. Step 2: Convert to fraction form
    127,116,001.80/190,674,002.70 = 98,418,187.80/x
  3. Step 3: Cross multiply
    127,116,001.80x = 190,674,002.70 × 98,418,187.80
  4. Step 4: Simplify right side
    127,116,001.80x = 18,765,789,806,306,304
  5. Step 5: Solve for x
    x = 18,765,789,806,306,304/127,116,001.80
  6. Step 6: Final answer
    x = 147,627,281.70

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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.