Home / 726,178,326.12-1,001,989,033.38-432,850,187.88

Finding the Fourth Proportional to 726,178,326.12, 1,001,989,033.38 and 432,850,187.88

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Solution

The fourth proportional to 726,178,326.12, 1,001,989,033.38 and 432,850,187.88 is: 597,251,564.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,178,326.12 : 1,001,989,033.38 = 432,850,187.88 : x
  2. Step 2: Convert to fraction form
    726,178,326.12/1,001,989,033.38 = 432,850,187.88/x
  3. Step 3: Cross multiply
    726,178,326.12x = 1,001,989,033.38 × 432,850,187.88
  4. Step 4: Simplify right side
    726,178,326.12x = 433,711,141,352,232,576
  5. Step 5: Solve for x
    x = 433,711,141,352,232,576/726,178,326.12
  6. Step 6: Final answer
    x = 597,251,564.46

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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.