Home / 733,913,097.80-1,012,800,241.90-403,888,236.80

Finding the Fourth Proportional to 733,913,097.80, 1,012,800,241.90 and 403,888,236.80

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Solution

The fourth proportional to 733,913,097.80, 1,012,800,241.90 and 403,888,236.80 is: 557,365,858.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,913,097.80 : 1,012,800,241.90 = 403,888,236.80 : x
  2. Step 2: Convert to fraction form
    733,913,097.80/1,012,800,241.90 = 403,888,236.80/x
  3. Step 3: Cross multiply
    733,913,097.80x = 1,012,800,241.90 × 403,888,236.80
  4. Step 4: Simplify right side
    733,913,097.80x = 409,058,103,931,604,480
  5. Step 5: Solve for x
    x = 409,058,103,931,604,480/733,913,097.80
  6. Step 6: Final answer
    x = 557,365,858.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.