Home / 406,010,918.14-560,280,063.84-220,367,948.02

Finding the Fourth Proportional to 406,010,918.14, 560,280,063.84 and 220,367,948.02

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Solution

The fourth proportional to 406,010,918.14, 560,280,063.84 and 220,367,948.02 is: 304,099,625.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,010,918.14 : 560,280,063.84 = 220,367,948.02 : x
  2. Step 2: Convert to fraction form
    406,010,918.14/560,280,063.84 = 220,367,948.02/x
  3. Step 3: Cross multiply
    406,010,918.14x = 560,280,063.84 × 220,367,948.02
  4. Step 4: Simplify right side
    406,010,918.14x = 123,467,767,984,935,408
  5. Step 5: Solve for x
    x = 123,467,767,984,935,408/406,010,918.14
  6. Step 6: Final answer
    x = 304,099,625.08

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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.