Home / 677,334,105.59-1,015,700,862.96-362,123,646.35

Finding the Fourth Proportional to 677,334,105.59, 1,015,700,862.96 and 362,123,646.35

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Solution

The fourth proportional to 677,334,105.59, 1,015,700,862.96 and 362,123,646.35 is: 543,024,922.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,334,105.59 : 1,015,700,862.96 = 362,123,646.35 : x
  2. Step 2: Convert to fraction form
    677,334,105.59/1,015,700,862.96 = 362,123,646.35/x
  3. Step 3: Cross multiply
    677,334,105.59x = 1,015,700,862.96 × 362,123,646.35
  4. Step 4: Simplify right side
    677,334,105.59x = 367,809,300,090,838,400
  5. Step 5: Solve for x
    x = 367,809,300,090,838,400/677,334,105.59
  6. Step 6: Final answer
    x = 543,024,922.35

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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.