Home / 150,788,991.77-208,076,546.27-84,705,899.93

Finding the Fourth Proportional to 150,788,991.77, 208,076,546.27 and 84,705,899.93

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Solution

The fourth proportional to 150,788,991.77, 208,076,546.27 and 84,705,899.93 is: 116,887,253.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,788,991.77 : 208,076,546.27 = 84,705,899.93 : x
  2. Step 2: Convert to fraction form
    150,788,991.77/208,076,546.27 = 84,705,899.93/x
  3. Step 3: Cross multiply
    150,788,991.77x = 208,076,546.27 × 84,705,899.93
  4. Step 4: Simplify right side
    150,788,991.77x = 17,625,311,106,126,638
  5. Step 5: Solve for x
    x = 17,625,311,106,126,638/150,788,991.77
  6. Step 6: Final answer
    x = 116,887,253.50

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Why These Related Problems?

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