Home / 675,248,114.88-1,012,853,276.64-215,213,889.60

Finding the Fourth Proportional to 675,248,114.88, 1,012,853,276.64 and 215,213,889.60

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Solution

The fourth proportional to 675,248,114.88, 1,012,853,276.64 and 215,213,889.60 is: 322,814,812.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,248,114.88 : 1,012,853,276.64 = 215,213,889.60 : x
  2. Step 2: Convert to fraction form
    675,248,114.88/1,012,853,276.64 = 215,213,889.60/x
  3. Step 3: Cross multiply
    675,248,114.88x = 1,012,853,276.64 × 215,213,889.60
  4. Step 4: Simplify right side
    675,248,114.88x = 217,980,093,259,799,200
  5. Step 5: Solve for x
    x = 217,980,093,259,799,200/675,248,114.88
  6. Step 6: Final answer
    x = 322,814,812.00

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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.