Home / 563,758,168.74-778,003,964.84-325,598,928.96

Finding the Fourth Proportional to 563,758,168.74, 778,003,964.84 and 325,598,928.96

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Solution

The fourth proportional to 563,758,168.74, 778,003,964.84 and 325,598,928.96 is: 449,336,739.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,758,168.74 : 778,003,964.84 = 325,598,928.96 : x
  2. Step 2: Convert to fraction form
    563,758,168.74/778,003,964.84 = 325,598,928.96/x
  3. Step 3: Cross multiply
    563,758,168.74x = 778,003,964.84 × 325,598,928.96
  4. Step 4: Simplify right side
    563,758,168.74x = 253,317,257,678,537,504
  5. Step 5: Solve for x
    x = 253,317,257,678,537,504/563,758,168.74
  6. Step 6: Final answer
    x = 449,336,739.98

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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.