Home / 6,915,636,738.81-9,543,581,897.31-3,743,820,658.80

Finding the Fourth Proportional to 6,915,636,738.81, 9,543,581,897.31 and 3,743,820,658.80

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Solution

The fourth proportional to 6,915,636,738.81, 9,543,581,897.31 and 3,743,820,658.80 is: 5,166,474,240.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,636,738.81 : 9,543,581,897.31 = 3,743,820,658.80 : x
  2. Step 2: Convert to fraction form
    6,915,636,738.81/9,543,581,897.31 = 3,743,820,658.80/x
  3. Step 3: Cross multiply
    6,915,636,738.81x = 9,543,581,897.31 × 3,743,820,658.80
  4. Step 4: Simplify right side
    6,915,636,738.81x = 35,729,459,066,098,876,416
  5. Step 5: Solve for x
    x = 35,729,459,066,098,876,416/6,915,636,738.81
  6. Step 6: Final answer
    x = 5,166,474,240.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.