Home / 680,804,352,193.80-1,021,206,528,290.70-256,331,796,673.80

Finding the Fourth Proportional to 680,804,352,193.80, 1,021,206,528,290.70 and 256,331,796,673.80

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Solution

The fourth proportional to 680,804,352,193.80, 1,021,206,528,290.70 and 256,331,796,673.80 is: 384,497,695,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,804,352,193.80 : 1,021,206,528,290.70 = 256,331,796,673.80 : x
  2. Step 2: Convert to fraction form
    680,804,352,193.80/1,021,206,528,290.70 = 256,331,796,673.80/x
  3. Step 3: Cross multiply
    680,804,352,193.80x = 1,021,206,528,290.70 × 256,331,796,673.80
  4. Step 4: Simplify right side
    680,804,352,193.80x = 261,767,704,171,768,868,503,552
  5. Step 5: Solve for x
    x = 261,767,704,171,768,868,503,552/680,804,352,193.80
  6. Step 6: Final answer
    x = 384,497,695,010.70

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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.