Home / 646,815,424,009.80-970,223,136,014.70-646,815,424,009.80

Finding the Fourth Proportional to 646,815,424,009.80, 970,223,136,014.70 and 646,815,424,009.80

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Solution

The fourth proportional to 646,815,424,009.80, 970,223,136,014.70 and 646,815,424,009.80 is: 970,223,136,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,815,424,009.80 : 970,223,136,014.70 = 646,815,424,009.80 : x
  2. Step 2: Convert to fraction form
    646,815,424,009.80/970,223,136,014.70 = 646,815,424,009.80/x
  3. Step 3: Cross multiply
    646,815,424,009.80x = 970,223,136,014.70 × 646,815,424,009.80
  4. Step 4: Simplify right side
    646,815,424,009.80x = 627,555,289,105,466,080,100,352
  5. Step 5: Solve for x
    x = 627,555,289,105,466,080,100,352/646,815,424,009.80
  6. Step 6: Final answer
    x = 970,223,136,014.70

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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.