Home / 499,911,830.76-749,870,237.31-204,968,054.37

Finding the Fourth Proportional to 499,911,830.76, 749,870,237.31 and 204,968,054.37

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Solution

The fourth proportional to 499,911,830.76, 749,870,237.31 and 204,968,054.37 is: 307,453,102.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,911,830.76 : 749,870,237.31 = 204,968,054.37 : x
  2. Step 2: Convert to fraction form
    499,911,830.76/749,870,237.31 = 204,968,054.37/x
  3. Step 3: Cross multiply
    499,911,830.76x = 749,870,237.31 × 204,968,054.37
  4. Step 4: Simplify right side
    499,911,830.76x = 153,699,443,571,400,864
  5. Step 5: Solve for x
    x = 153,699,443,571,400,864/499,911,830.76
  6. Step 6: Final answer
    x = 307,453,102.96

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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.