Home / 670,391,010.55-1,005,586,515.83-670,391,010.55

Finding the Fourth Proportional to 670,391,010.55, 1,005,586,515.83 and 670,391,010.55

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Solution

The fourth proportional to 670,391,010.55, 1,005,586,515.83 and 670,391,010.55 is: 1,005,586,515.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,391,010.55 : 1,005,586,515.83 = 670,391,010.55 : x
  2. Step 2: Convert to fraction form
    670,391,010.55/1,005,586,515.83 = 670,391,010.55/x
  3. Step 3: Cross multiply
    670,391,010.55x = 1,005,586,515.83 × 670,391,010.55
  4. Step 4: Simplify right side
    670,391,010.55x = 674,136,160,539,375,360
  5. Step 5: Solve for x
    x = 674,136,160,539,375,360/670,391,010.55
  6. Step 6: Final answer
    x = 1,005,586,515.83

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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.