Home / 727,930,250.50-1,091,895,375.75-243,256,058.50

Finding the Fourth Proportional to 727,930,250.50, 1,091,895,375.75 and 243,256,058.50

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Solution

The fourth proportional to 727,930,250.50, 1,091,895,375.75 and 243,256,058.50 is: 364,884,087.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,930,250.50 : 1,091,895,375.75 = 243,256,058.50 : x
  2. Step 2: Convert to fraction form
    727,930,250.50/1,091,895,375.75 = 243,256,058.50/x
  3. Step 3: Cross multiply
    727,930,250.50x = 1,091,895,375.75 × 243,256,058.50
  4. Step 4: Simplify right side
    727,930,250.50x = 265,610,165,399,321,472
  5. Step 5: Solve for x
    x = 265,610,165,399,321,472/727,930,250.50
  6. Step 6: Final answer
    x = 364,884,087.75

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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.