Home / 607,892,744.61-838,892,705.13-329,434,268.15

Finding the Fourth Proportional to 607,892,744.61, 838,892,705.13 and 329,434,268.15

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Solution

The fourth proportional to 607,892,744.61, 838,892,705.13 and 329,434,268.15 is: 454,619,678.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,892,744.61 : 838,892,705.13 = 329,434,268.15 : x
  2. Step 2: Convert to fraction form
    607,892,744.61/838,892,705.13 = 329,434,268.15/x
  3. Step 3: Cross multiply
    607,892,744.61x = 838,892,705.13 × 329,434,268.15
  4. Step 4: Simplify right side
    607,892,744.61x = 276,360,004,366,680,832
  5. Step 5: Solve for x
    x = 276,360,004,366,680,832/607,892,744.61
  6. Step 6: Final answer
    x = 454,619,678.91

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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.