Home / 668,736,231.40-1,003,104,347.10-231,891,729.40

Finding the Fourth Proportional to 668,736,231.40, 1,003,104,347.10 and 231,891,729.40

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Solution

The fourth proportional to 668,736,231.40, 1,003,104,347.10 and 231,891,729.40 is: 347,837,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,736,231.40 : 1,003,104,347.10 = 231,891,729.40 : x
  2. Step 2: Convert to fraction form
    668,736,231.40/1,003,104,347.10 = 231,891,729.40/x
  3. Step 3: Cross multiply
    668,736,231.40x = 1,003,104,347.10 × 231,891,729.40
  4. Step 4: Simplify right side
    668,736,231.40x = 232,611,601,817,676,896
  5. Step 5: Solve for x
    x = 232,611,601,817,676,896/668,736,231.40
  6. Step 6: Final answer
    x = 347,837,594.10

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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.