Home / 300,044,359.80-450,066,539.70-127,526,801.40

Finding the Fourth Proportional to 300,044,359.80, 450,066,539.70 and 127,526,801.40

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Solution

The fourth proportional to 300,044,359.80, 450,066,539.70 and 127,526,801.40 is: 191,290,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,044,359.80 : 450,066,539.70 = 127,526,801.40 : x
  2. Step 2: Convert to fraction form
    300,044,359.80/450,066,539.70 = 127,526,801.40/x
  3. Step 3: Cross multiply
    300,044,359.80x = 450,066,539.70 × 127,526,801.40
  4. Step 4: Simplify right side
    300,044,359.80x = 57,395,546,225,107,120
  5. Step 5: Solve for x
    x = 57,395,546,225,107,120/300,044,359.80
  6. Step 6: Final answer
    x = 191,290,202.10

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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.