Home / 574,819,657.20-862,229,485.80-165,889,148.40

Finding the Fourth Proportional to 574,819,657.20, 862,229,485.80 and 165,889,148.40

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Solution

The fourth proportional to 574,819,657.20, 862,229,485.80 and 165,889,148.40 is: 248,833,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,819,657.20 : 862,229,485.80 = 165,889,148.40 : x
  2. Step 2: Convert to fraction form
    574,819,657.20/862,229,485.80 = 165,889,148.40/x
  3. Step 3: Cross multiply
    574,819,657.20x = 862,229,485.80 × 165,889,148.40
  4. Step 4: Simplify right side
    574,819,657.20x = 143,034,515,124,731,888
  5. Step 5: Solve for x
    x = 143,034,515,124,731,888/574,819,657.20
  6. Step 6: Final answer
    x = 248,833,722.60

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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.