Home / 1,978,582,514.81-2,967,969,224.28-650,581,152.95

Finding the Fourth Proportional to 1,978,582,514.81, 2,967,969,224.28 and 650,581,152.95

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Solution

The fourth proportional to 1,978,582,514.81, 2,967,969,224.28 and 650,581,152.95 is: 975,903,115.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,582,514.81 : 2,967,969,224.28 = 650,581,152.95 : x
  2. Step 2: Convert to fraction form
    1,978,582,514.81/2,967,969,224.28 = 650,581,152.95/x
  3. Step 3: Cross multiply
    1,978,582,514.81x = 2,967,969,224.28 × 650,581,152.95
  4. Step 4: Simplify right side
    1,978,582,514.81x = 1,930,904,839,852,199,936
  5. Step 5: Solve for x
    x = 1,930,904,839,852,199,936/1,978,582,514.81
  6. Step 6: Final answer
    x = 975,903,115.18

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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.