Home / 216,188,543.04-298,361,529.24-123,382,935.60

Finding the Fourth Proportional to 216,188,543.04, 298,361,529.24 and 123,382,935.60

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Solution

The fourth proportional to 216,188,543.04, 298,361,529.24 and 123,382,935.60 is: 170,280,630.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,188,543.04 : 298,361,529.24 = 123,382,935.60 : x
  2. Step 2: Convert to fraction form
    216,188,543.04/298,361,529.24 = 123,382,935.60/x
  3. Step 3: Cross multiply
    216,188,543.04x = 298,361,529.24 × 123,382,935.60
  4. Step 4: Simplify right side
    216,188,543.04x = 36,812,721,347,736,440
  5. Step 5: Solve for x
    x = 36,812,721,347,736,440/216,188,543.04
  6. Step 6: Final answer
    x = 170,280,630.19

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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.