Home / 3,116,955,537.48-4,301,345,479.86-1,688,015,034.12

Finding the Fourth Proportional to 3,116,955,537.48, 4,301,345,479.86 and 1,688,015,034.12

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Solution

The fourth proportional to 3,116,955,537.48, 4,301,345,479.86 and 1,688,015,034.12 is: 2,329,431,956.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,955,537.48 : 4,301,345,479.86 = 1,688,015,034.12 : x
  2. Step 2: Convert to fraction form
    3,116,955,537.48/4,301,345,479.86 = 1,688,015,034.12/x
  3. Step 3: Cross multiply
    3,116,955,537.48x = 4,301,345,479.86 × 1,688,015,034.12
  4. Step 4: Simplify right side
    3,116,955,537.48x = 7,260,735,836,947,784,704
  5. Step 5: Solve for x
    x = 7,260,735,836,947,784,704/3,116,955,537.48
  6. Step 6: Final answer
    x = 2,329,431,956.81

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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.