Home / 13,991,406,761,387-20,989,972,533,048-4,811,272,334,833

Finding the Fourth Proportional to 13,991,406,761,387, 20,989,972,533,048 and 4,811,272,334,833

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Solution

The fourth proportional to 13,991,406,761,387, 20,989,972,533,048 and 4,811,272,334,833 is: 7,217,892,802,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,991,406,761,387 : 20,989,972,533,048 = 4,811,272,334,833 : x
  2. Step 2: Convert to fraction form
    13,991,406,761,387/20,989,972,533,048 = 4,811,272,334,833/x
  3. Step 3: Cross multiply
    13,991,406,761,387x = 20,989,972,533,048 × 4,811,272,334,833
  4. Step 4: Simplify right side
    13,991,406,761,387x = 100,988,474,157,158,393,790,332,928
  5. Step 5: Solve for x
    x = 100,988,474,157,158,393,790,332,928/13,991,406,761,387
  6. Step 6: Final answer
    x = 7,217,892,802,306.55

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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.