Home / 560,629,069.20-840,943,603.80-330,857,600.40

Finding the Fourth Proportional to 560,629,069.20, 840,943,603.80 and 330,857,600.40

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Solution

The fourth proportional to 560,629,069.20, 840,943,603.80 and 330,857,600.40 is: 496,286,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,629,069.20 : 840,943,603.80 = 330,857,600.40 : x
  2. Step 2: Convert to fraction form
    560,629,069.20/840,943,603.80 = 330,857,600.40/x
  3. Step 3: Cross multiply
    560,629,069.20x = 840,943,603.80 × 330,857,600.40
  4. Step 4: Simplify right side
    560,629,069.20x = 278,232,582,824,996,288
  5. Step 5: Solve for x
    x = 278,232,582,824,996,288/560,629,069.20
  6. Step 6: Final answer
    x = 496,286,400.60

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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.