Home / 1,079,203,253,410.30-1,618,817,315,795.50-390,057,596,117.01

Finding the Fourth Proportional to 1,079,203,253,410.30, 1,618,817,315,795.50 and 390,057,596,117.01

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Solution

The fourth proportional to 1,079,203,253,410.30, 1,618,817,315,795.50 and 390,057,596,117.01 is: 585,090,888,816.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,203,253,410.30 : 1,618,817,315,795.50 = 390,057,596,117.01 : x
  2. Step 2: Convert to fraction form
    1,079,203,253,410.30/1,618,817,315,795.50 = 390,057,596,117.01/x
  3. Step 3: Cross multiply
    1,079,203,253,410.30x = 1,618,817,315,795.50 × 390,057,596,117.01
  4. Step 4: Simplify right side
    1,079,203,253,410.30x = 631,431,990,751,783,334,969,344
  5. Step 5: Solve for x
    x = 631,431,990,751,783,334,969,344/1,079,203,253,410.30
  6. Step 6: Final answer
    x = 585,090,888,816.77

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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.