Home / 692,815,899.11-1,039,378,950.70-232,741,520.51

Finding the Fourth Proportional to 692,815,899.11, 1,039,378,950.70 and 232,741,520.51

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Solution

The fourth proportional to 692,815,899.11, 1,039,378,950.70 and 232,741,520.51 is: 349,164,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,815,899.11 : 1,039,378,950.70 = 232,741,520.51 : x
  2. Step 2: Convert to fraction form
    692,815,899.11/1,039,378,950.70 = 232,741,520.51/x
  3. Step 3: Cross multiply
    692,815,899.11x = 1,039,378,950.70 × 232,741,520.51
  4. Step 4: Simplify right side
    692,815,899.11x = 241,906,637,366,227,584
  5. Step 5: Solve for x
    x = 241,906,637,366,227,584/692,815,899.11
  6. Step 6: Final answer
    x = 349,164,385.05

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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.