Home / 300,190,526.95-414,267,157.32-172,960,889.02

Finding the Fourth Proportional to 300,190,526.95, 414,267,157.32 and 172,960,889.02

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Solution

The fourth proportional to 300,190,526.95, 414,267,157.32 and 172,960,889.02 is: 238,688,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,190,526.95 : 414,267,157.32 = 172,960,889.02 : x
  2. Step 2: Convert to fraction form
    300,190,526.95/414,267,157.32 = 172,960,889.02/x
  3. Step 3: Cross multiply
    300,190,526.95x = 414,267,157.32 × 172,960,889.02
  4. Step 4: Simplify right side
    300,190,526.95x = 71,652,015,821,855,400
  5. Step 5: Solve for x
    x = 71,652,015,821,855,400/300,190,526.95
  6. Step 6: Final answer
    x = 238,688,464.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.