Home / 4,980,948,714.38-7,471,437,254.88-1,439,978,412.14

Finding the Fourth Proportional to 4,980,948,714.38, 7,471,437,254.88 and 1,439,978,412.14

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Solution

The fourth proportional to 4,980,948,714.38, 7,471,437,254.88 and 1,439,978,412.14 is: 2,159,971,718.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980,948,714.38 : 7,471,437,254.88 = 1,439,978,412.14 : x
  2. Step 2: Convert to fraction form
    4,980,948,714.38/7,471,437,254.88 = 1,439,978,412.14/x
  3. Step 3: Cross multiply
    4,980,948,714.38x = 7,471,437,254.88 × 1,439,978,412.14
  4. Step 4: Simplify right side
    4,980,948,714.38x = 10,758,708,354,685,743,104
  5. Step 5: Solve for x
    x = 10,758,708,354,685,743,104/4,980,948,714.38
  6. Step 6: Final answer
    x = 2,159,971,718.57

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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.