Home / 424,746,636.09-586,179,817.46-257,489,946.85

Finding the Fourth Proportional to 424,746,636.09, 586,179,817.46 and 257,489,946.85

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Solution

The fourth proportional to 424,746,636.09, 586,179,817.46 and 257,489,946.85 is: 355,353,985.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,746,636.09 : 586,179,817.46 = 257,489,946.85 : x
  2. Step 2: Convert to fraction form
    424,746,636.09/586,179,817.46 = 257,489,946.85/x
  3. Step 3: Cross multiply
    424,746,636.09x = 586,179,817.46 × 257,489,946.85
  4. Step 4: Simplify right side
    424,746,636.09x = 150,935,410,042,318,112
  5. Step 5: Solve for x
    x = 150,935,410,042,318,112/424,746,636.09
  6. Step 6: Final answer
    x = 355,353,985.69

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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.