Home / 1,209,153,957,334.40-1,813,737,716,806.30-403,318,685,685.73

Finding the Fourth Proportional to 1,209,153,957,334.40, 1,813,737,716,806.30 and 403,318,685,685.73

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Solution

The fourth proportional to 1,209,153,957,334.40, 1,813,737,716,806.30 and 403,318,685,685.73 is: 604,980,290,296.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,153,957,334.40 : 1,813,737,716,806.30 = 403,318,685,685.73 : x
  2. Step 2: Convert to fraction form
    1,209,153,957,334.40/1,813,737,716,806.30 = 403,318,685,685.73/x
  3. Step 3: Cross multiply
    1,209,153,957,334.40x = 1,813,737,716,806.30 × 403,318,685,685.73
  4. Step 4: Simplify right side
    1,209,153,957,334.40x = 731,514,312,120,953,600,999,424
  5. Step 5: Solve for x
    x = 731,514,312,120,953,600,999,424/1,209,153,957,334.40
  6. Step 6: Final answer
    x = 604,980,290,296.19

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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.