Home / 955,889,611.40-1,433,834,417.10-659,983,262.60

Finding the Fourth Proportional to 955,889,611.40, 1,433,834,417.10 and 659,983,262.60

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Solution

The fourth proportional to 955,889,611.40, 1,433,834,417.10 and 659,983,262.60 is: 989,974,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,889,611.40 : 1,433,834,417.10 = 659,983,262.60 : x
  2. Step 2: Convert to fraction form
    955,889,611.40/1,433,834,417.10 = 659,983,262.60/x
  3. Step 3: Cross multiply
    955,889,611.40x = 1,433,834,417.10 × 659,983,262.60
  4. Step 4: Simplify right side
    955,889,611.40x = 946,306,716,625,827,200
  5. Step 5: Solve for x
    x = 946,306,716,625,827,200/955,889,611.40
  6. Step 6: Final answer
    x = 989,974,893.90

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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.