Home / 411,074,152.61-616,457,558.95-165,347,750.93

Finding the Fourth Proportional to 411,074,152.61, 616,457,558.95 and 165,347,750.93

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Solution

The fourth proportional to 411,074,152.61, 616,457,558.95 and 165,347,750.93 is: 247,959,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,074,152.61 : 616,457,558.95 = 165,347,750.93 : x
  2. Step 2: Convert to fraction form
    411,074,152.61/616,457,558.95 = 165,347,750.93/x
  3. Step 3: Cross multiply
    411,074,152.61x = 616,457,558.95 × 165,347,750.93
  4. Step 4: Simplify right side
    411,074,152.61x = 101,929,870,912,684,736
  5. Step 5: Solve for x
    x = 101,929,870,912,684,736/411,074,152.61
  6. Step 6: Final answer
    x = 247,959,815.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.