Home / 524,814,039.94-724,239,069.26-286,659,376.42

Finding the Fourth Proportional to 524,814,039.94, 724,239,069.26 and 286,659,376.42

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Solution

The fourth proportional to 524,814,039.94, 724,239,069.26 and 286,659,376.42 is: 395,587,587.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,814,039.94 : 724,239,069.26 = 286,659,376.42 : x
  2. Step 2: Convert to fraction form
    524,814,039.94/724,239,069.26 = 286,659,376.42/x
  3. Step 3: Cross multiply
    524,814,039.94x = 724,239,069.26 × 286,659,376.42
  4. Step 4: Simplify right side
    524,814,039.94x = 207,609,919,973,072,800
  5. Step 5: Solve for x
    x = 207,609,919,973,072,800/524,814,039.94
  6. Step 6: Final answer
    x = 395,587,587.55

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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.