Home / 1,035,689,846.80-1,553,534,770.20-931,777,603.60

Finding the Fourth Proportional to 1,035,689,846.80, 1,553,534,770.20 and 931,777,603.60

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Solution

The fourth proportional to 1,035,689,846.80, 1,553,534,770.20 and 931,777,603.60 is: 1,397,666,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,689,846.80 : 1,553,534,770.20 = 931,777,603.60 : x
  2. Step 2: Convert to fraction form
    1,035,689,846.80/1,553,534,770.20 = 931,777,603.60/x
  3. Step 3: Cross multiply
    1,035,689,846.80x = 1,553,534,770.20 × 931,777,603.60
  4. Step 4: Simplify right side
    1,035,689,846.80x = 1,447,548,905,286,232,832
  5. Step 5: Solve for x
    x = 1,447,548,905,286,232,832/1,035,689,846.80
  6. Step 6: Final answer
    x = 1,397,666,405.40

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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.