Home / 319,662,424.96-441,134,148-172,984,710.40

Finding the Fourth Proportional to 319,662,424.96, 441,134,148 and 172,984,710.40

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Solution

The fourth proportional to 319,662,424.96, 441,134,148 and 172,984,710.40 is: 238,718,901.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,662,424.96 : 441,134,148 = 172,984,710.40 : x
  2. Step 2: Convert to fraction form
    319,662,424.96/441,134,148 = 172,984,710.40/x
  3. Step 3: Cross multiply
    319,662,424.96x = 441,134,148 × 172,984,710.40
  4. Step 4: Simplify right side
    319,662,424.96x = 76,309,462,839,330,736
  5. Step 5: Solve for x
    x = 76,309,462,839,330,736/319,662,424.96
  6. Step 6: Final answer
    x = 238,718,901.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.