Home / 668,910,437.84-1,003,375,741.26-232,224,989.06

Finding the Fourth Proportional to 668,910,437.84, 1,003,375,741.26 and 232,224,989.06

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Solution

The fourth proportional to 668,910,437.84, 1,003,375,741.26 and 232,224,989.06 is: 348,340,984.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,910,437.84 : 1,003,375,741.26 = 232,224,989.06 : x
  2. Step 2: Convert to fraction form
    668,910,437.84/1,003,375,741.26 = 232,224,989.06/x
  3. Step 3: Cross multiply
    668,910,437.84x = 1,003,375,741.26 × 232,224,989.06
  4. Step 4: Simplify right side
    668,910,437.84x = 233,008,920,537,172,896
  5. Step 5: Solve for x
    x = 233,008,920,537,172,896/668,910,437.84
  6. Step 6: Final answer
    x = 348,340,984.62

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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.