Home / 51,154,555,260.66-70,615,022,547.57-31,873,541,391.78

Finding the Fourth Proportional to 51,154,555,260.66, 70,615,022,547.57 and 31,873,541,391.78

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Solution

The fourth proportional to 51,154,555,260.66, 70,615,022,547.57 and 31,873,541,391.78 is: 43,999,030,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,154,555,260.66 : 70,615,022,547.57 = 31,873,541,391.78 : x
  2. Step 2: Convert to fraction form
    51,154,555,260.66/70,615,022,547.57 = 31,873,541,391.78/x
  3. Step 3: Cross multiply
    51,154,555,260.66x = 70,615,022,547.57 × 31,873,541,391.78
  4. Step 4: Simplify right side
    51,154,555,260.66x = 2,250,750,844,051,450,494,976
  5. Step 5: Solve for x
    x = 2,250,750,844,051,450,494,976/51,154,555,260.66
  6. Step 6: Final answer
    x = 43,999,030,635.35

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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.