Home / 13,991,406,761,348-20,989,972,532,988-4,811,272,334,795.60

Finding the Fourth Proportional to 13,991,406,761,348, 20,989,972,532,988 and 4,811,272,334,795.60

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Solution

The fourth proportional to 13,991,406,761,348, 20,989,972,532,988 and 4,811,272,334,795.60 is: 7,217,892,802,249.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,991,406,761,348 : 20,989,972,532,988 = 4,811,272,334,795.60 : x
  2. Step 2: Convert to fraction form
    13,991,406,761,348/20,989,972,532,988 = 4,811,272,334,795.60/x
  3. Step 3: Cross multiply
    13,991,406,761,348x = 20,989,972,532,988 × 4,811,272,334,795.60
  4. Step 4: Simplify right side
    13,991,406,761,348x = 100,988,474,156,084,686,326,071,296
  5. Step 5: Solve for x
    x = 100,988,474,156,084,686,326,071,296/13,991,406,761,348
  6. Step 6: Final answer
    x = 7,217,892,802,249.93

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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.