Home / 243,958,539.66-336,667,599.63-133,949,290.38

Finding the Fourth Proportional to 243,958,539.66, 336,667,599.63 and 133,949,290.38

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Solution

The fourth proportional to 243,958,539.66, 336,667,599.63 and 133,949,290.38 is: 184,852,664.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,958,539.66 : 336,667,599.63 = 133,949,290.38 : x
  2. Step 2: Convert to fraction form
    243,958,539.66/336,667,599.63 = 133,949,290.38/x
  3. Step 3: Cross multiply
    243,958,539.66x = 336,667,599.63 × 133,949,290.38
  4. Step 4: Simplify right side
    243,958,539.66x = 45,096,386,064,376,448
  5. Step 5: Solve for x
    x = 45,096,386,064,376,448/243,958,539.66
  6. Step 6: Final answer
    x = 184,852,664.42

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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.