Home / 746,501,145.40-1,119,751,718.10-439,635,302.20

Finding the Fourth Proportional to 746,501,145.40, 1,119,751,718.10 and 439,635,302.20

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Solution

The fourth proportional to 746,501,145.40, 1,119,751,718.10 and 439,635,302.20 is: 659,452,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,501,145.40 : 1,119,751,718.10 = 439,635,302.20 : x
  2. Step 2: Convert to fraction form
    746,501,145.40/1,119,751,718.10 = 439,635,302.20/x
  3. Step 3: Cross multiply
    746,501,145.40x = 1,119,751,718.10 × 439,635,302.20
  4. Step 4: Simplify right side
    746,501,145.40x = 492,282,384,975,862,656
  5. Step 5: Solve for x
    x = 492,282,384,975,862,656/746,501,145.40
  6. Step 6: Final answer
    x = 659,452,953.30

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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.