Home / 746,519,655.60-1,117,819,931.40-526,984,513.20

Finding the Fourth Proportional to 746,519,655.60, 1,117,819,931.40 and 526,984,513.20

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Solution

The fourth proportional to 746,519,655.60, 1,117,819,931.40 and 526,984,513.20 is: 789,093,479.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,519,655.60 : 1,117,819,931.40 = 526,984,513.20 : x
  2. Step 2: Convert to fraction form
    746,519,655.60/1,117,819,931.40 = 526,984,513.20/x
  3. Step 3: Cross multiply
    746,519,655.60x = 1,117,819,931.40 × 526,984,513.20
  4. Step 4: Simplify right side
    746,519,655.60x = 589,073,792,394,086,400
  5. Step 5: Solve for x
    x = 589,073,792,394,086,400/746,519,655.60
  6. Step 6: Final answer
    x = 789,093,479.29

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1.5x scale

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.