Home / 512,039,848.57-706,442,015.84-333,342,369.45

Finding the Fourth Proportional to 512,039,848.57, 706,442,015.84 and 333,342,369.45

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Solution

The fourth proportional to 512,039,848.57, 706,442,015.84 and 333,342,369.45 is: 459,899,861.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,039,848.57 : 706,442,015.84 = 333,342,369.45 : x
  2. Step 2: Convert to fraction form
    512,039,848.57/706,442,015.84 = 333,342,369.45/x
  3. Step 3: Cross multiply
    512,039,848.57x = 706,442,015.84 × 333,342,369.45
  4. Step 4: Simplify right side
    512,039,848.57x = 235,487,055,437,473,312
  5. Step 5: Solve for x
    x = 235,487,055,437,473,312/512,039,848.57
  6. Step 6: Final answer
    x = 459,899,861.50

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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.