Home / 577,329,039.81-796,730,878.49-326,428,042.03

Finding the Fourth Proportional to 577,329,039.81, 796,730,878.49 and 326,428,042.03

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Solution

The fourth proportional to 577,329,039.81, 796,730,878.49 and 326,428,042.03 is: 450,480,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,329,039.81 : 796,730,878.49 = 326,428,042.03 : x
  2. Step 2: Convert to fraction form
    577,329,039.81/796,730,878.49 = 326,428,042.03/x
  3. Step 3: Cross multiply
    577,329,039.81x = 796,730,878.49 × 326,428,042.03
  4. Step 4: Simplify right side
    577,329,039.81x = 260,075,300,686,708,544
  5. Step 5: Solve for x
    x = 260,075,300,686,708,544/577,329,039.81
  6. Step 6: Final answer
    x = 450,480,198.90

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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.