Home / 864,561,007.26-1,193,079,947.31-468,080,827.02

Finding the Fourth Proportional to 864,561,007.26, 1,193,079,947.31 and 468,080,827.02

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Solution

The fourth proportional to 864,561,007.26, 1,193,079,947.31 and 468,080,827.02 is: 645,943,830.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,561,007.26 : 1,193,079,947.31 = 468,080,827.02 : x
  2. Step 2: Convert to fraction form
    864,561,007.26/1,193,079,947.31 = 468,080,827.02/x
  3. Step 3: Cross multiply
    864,561,007.26x = 1,193,079,947.31 × 468,080,827.02
  4. Step 4: Simplify right side
    864,561,007.26x = 558,457,848,437,842,752
  5. Step 5: Solve for x
    x = 558,457,848,437,842,752/864,561,007.26
  6. Step 6: Final answer
    x = 645,943,830.16

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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.