Home / 1,738,503,482.20-2,606,859,428.10-647,424,928.60

Finding the Fourth Proportional to 1,738,503,482.20, 2,606,859,428.10 and 647,424,928.60

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Solution

The fourth proportional to 1,738,503,482.20, 2,606,859,428.10 and 647,424,928.60 is: 970,803,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,503,482.20 : 2,606,859,428.10 = 647,424,928.60 : x
  2. Step 2: Convert to fraction form
    1,738,503,482.20/2,606,859,428.10 = 647,424,928.60/x
  3. Step 3: Cross multiply
    1,738,503,482.20x = 2,606,859,428.10 × 647,424,928.60
  4. Step 4: Simplify right side
    1,738,503,482.20x = 1,687,745,779,107,879,424
  5. Step 5: Solve for x
    x = 1,687,745,779,107,879,424/1,738,503,482.20
  6. Step 6: Final answer
    x = 970,803,795.56

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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.