Home / 850,527,363.66-1,173,723,569.22-493,367,374.30

Finding the Fourth Proportional to 850,527,363.66, 1,173,723,569.22 and 493,367,374.30

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Solution

The fourth proportional to 850,527,363.66, 1,173,723,569.22 and 493,367,374.30 is: 680,844,544.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,527,363.66 : 1,173,723,569.22 = 493,367,374.30 : x
  2. Step 2: Convert to fraction form
    850,527,363.66/1,173,723,569.22 = 493,367,374.30/x
  3. Step 3: Cross multiply
    850,527,363.66x = 1,173,723,569.22 × 493,367,374.30
  4. Step 4: Simplify right side
    850,527,363.66x = 579,076,915,500,095,744
  5. Step 5: Solve for x
    x = 579,076,915,500,095,744/850,527,363.66
  6. Step 6: Final answer
    x = 680,844,544.50

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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.