Home / 574,820,499.20-862,230,748.80-165,889,990.40

Finding the Fourth Proportional to 574,820,499.20, 862,230,748.80 and 165,889,990.40

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Solution

The fourth proportional to 574,820,499.20, 862,230,748.80 and 165,889,990.40 is: 248,834,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,820,499.20 : 862,230,748.80 = 165,889,990.40 : x
  2. Step 2: Convert to fraction form
    574,820,499.20/862,230,748.80 = 165,889,990.40/x
  3. Step 3: Cross multiply
    574,820,499.20x = 862,230,748.80 × 165,889,990.40
  4. Step 4: Simplify right side
    574,820,499.20x = 143,035,450,641,016,816
  5. Step 5: Solve for x
    x = 143,035,450,641,016,816/574,820,499.20
  6. Step 6: Final answer
    x = 248,834,985.60

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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.