Home / 406,010,873.58-560,280,002.51-220,367,903.46

Finding the Fourth Proportional to 406,010,873.58, 560,280,002.51 and 220,367,903.46

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Solution

The fourth proportional to 406,010,873.58, 560,280,002.51 and 220,367,903.46 is: 304,099,563.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,010,873.58 : 560,280,002.51 = 220,367,903.46 : x
  2. Step 2: Convert to fraction form
    406,010,873.58/560,280,002.51 = 220,367,903.46/x
  3. Step 3: Cross multiply
    406,010,873.58x = 560,280,002.51 × 220,367,903.46
  4. Step 4: Simplify right side
    406,010,873.58x = 123,467,729,502,590,400
  5. Step 5: Solve for x
    x = 123,467,729,502,590,400/406,010,873.58
  6. Step 6: Final answer
    x = 304,099,563.67

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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.