Home / 841,498,092.19-1,161,245,091.31-470,223,174.43

Finding the Fourth Proportional to 841,498,092.19, 1,161,245,091.31 and 470,223,174.43

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Solution

The fourth proportional to 841,498,092.19, 1,161,245,091.31 and 470,223,174.43 is: 648,895,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,498,092.19 : 1,161,245,091.31 = 470,223,174.43 : x
  2. Step 2: Convert to fraction form
    841,498,092.19/1,161,245,091.31 = 470,223,174.43/x
  3. Step 3: Cross multiply
    841,498,092.19x = 1,161,245,091.31 × 470,223,174.43
  4. Step 4: Simplify right side
    841,498,092.19x = 546,044,353,127,043,392
  5. Step 5: Solve for x
    x = 546,044,353,127,043,392/841,498,092.19
  6. Step 6: Final answer
    x = 648,895,533.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.