Home / 441,880,500.42-609,822,309.05-243,641,382.15

Finding the Fourth Proportional to 441,880,500.42, 609,822,309.05 and 243,641,382.15

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Solution

The fourth proportional to 441,880,500.42, 609,822,309.05 and 243,641,382.15 is: 336,240,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,880,500.42 : 609,822,309.05 = 243,641,382.15 : x
  2. Step 2: Convert to fraction form
    441,880,500.42/609,822,309.05 = 243,641,382.15/x
  3. Step 3: Cross multiply
    441,880,500.42x = 609,822,309.05 × 243,641,382.15
  4. Step 4: Simplify right side
    441,880,500.42x = 148,577,950,238,579,136
  5. Step 5: Solve for x
    x = 148,577,950,238,579,136/441,880,500.42
  6. Step 6: Final answer
    x = 336,240,114.91

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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.