Home / 708,533,633.67-1,062,728,692.29-191,016,387.87

Finding the Fourth Proportional to 708,533,633.67, 1,062,728,692.29 and 191,016,387.87

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Solution

The fourth proportional to 708,533,633.67, 1,062,728,692.29 and 191,016,387.87 is: 286,505,236.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,533,633.67 : 1,062,728,692.29 = 191,016,387.87 : x
  2. Step 2: Convert to fraction form
    708,533,633.67/1,062,728,692.29 = 191,016,387.87/x
  3. Step 3: Cross multiply
    708,533,633.67x = 1,062,728,692.29 × 191,016,387.87
  4. Step 4: Simplify right side
    708,533,633.67x = 202,998,596,087,044,512
  5. Step 5: Solve for x
    x = 202,998,596,087,044,512/708,533,633.67
  6. Step 6: Final answer
    x = 286,505,236.22

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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.