Home / 665,797,116.25-999,090,214.03-370,939,034.89

Finding the Fourth Proportional to 665,797,116.25, 999,090,214.03 and 370,939,034.89

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Solution

The fourth proportional to 665,797,116.25, 999,090,214.03 and 370,939,034.89 is: 556,628,364.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,797,116.25 : 999,090,214.03 = 370,939,034.89 : x
  2. Step 2: Convert to fraction form
    665,797,116.25/999,090,214.03 = 370,939,034.89/x
  3. Step 3: Cross multiply
    665,797,116.25x = 999,090,214.03 × 370,939,034.89
  4. Step 4: Simplify right side
    665,797,116.25x = 370,601,559,758,297,664
  5. Step 5: Solve for x
    x = 370,601,559,758,297,664/665,797,116.25
  6. Step 6: Final answer
    x = 556,628,364.28

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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.