Home / 698,775,499.26-1,048,125,457.53-214,102,706.94

Finding the Fourth Proportional to 698,775,499.26, 1,048,125,457.53 and 214,102,706.94

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Solution

The fourth proportional to 698,775,499.26, 1,048,125,457.53 and 214,102,706.94 is: 321,142,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,775,499.26 : 1,048,125,457.53 = 214,102,706.94 : x
  2. Step 2: Convert to fraction form
    698,775,499.26/1,048,125,457.53 = 214,102,706.94/x
  3. Step 3: Cross multiply
    698,775,499.26x = 1,048,125,457.53 × 214,102,706.94
  4. Step 4: Simplify right side
    698,775,499.26x = 224,406,497,669,899,008
  5. Step 5: Solve for x
    x = 224,406,497,669,899,008/698,775,499.26
  6. Step 6: Final answer
    x = 321,142,481.25

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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.