Home / 824,050,909-1,236,076,806.57-306,414,088.98

Finding the Fourth Proportional to 824,050,909, 1,236,076,806.57 and 306,414,088.98

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Solution

The fourth proportional to 824,050,909, 1,236,076,806.57 and 306,414,088.98 is: 459,621,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,050,909 : 1,236,076,806.57 = 306,414,088.98 : x
  2. Step 2: Convert to fraction form
    824,050,909/1,236,076,806.57 = 306,414,088.98/x
  3. Step 3: Cross multiply
    824,050,909x = 1,236,076,806.57 × 306,414,088.98
  4. Step 4: Simplify right side
    824,050,909x = 378,751,348,594,454,208
  5. Step 5: Solve for x
    x = 378,751,348,594,454,208/824,050,909
  6. Step 6: Final answer
    x = 459,621,298.22

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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.