Home / 953,977,527.77-1,315,600,790.88-619,091,974.53

Finding the Fourth Proportional to 953,977,527.77, 1,315,600,790.88 and 619,091,974.53

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Solution

The fourth proportional to 953,977,527.77, 1,315,600,790.88 and 619,091,974.53 is: 853,770,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,977,527.77 : 1,315,600,790.88 = 619,091,974.53 : x
  2. Step 2: Convert to fraction form
    953,977,527.77/1,315,600,790.88 = 619,091,974.53/x
  3. Step 3: Cross multiply
    953,977,527.77x = 1,315,600,790.88 × 619,091,974.53
  4. Step 4: Simplify right side
    953,977,527.77x = 814,477,891,319,128,832
  5. Step 5: Solve for x
    x = 814,477,891,319,128,832/953,977,527.77
  6. Step 6: Final answer
    x = 853,770,521.43

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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.