Home / 557,284,429.20-835,926,643.80-299,004,103.20

Finding the Fourth Proportional to 557,284,429.20, 835,926,643.80 and 299,004,103.20

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Solution

The fourth proportional to 557,284,429.20, 835,926,643.80 and 299,004,103.20 is: 448,506,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,284,429.20 : 835,926,643.80 = 299,004,103.20 : x
  2. Step 2: Convert to fraction form
    557,284,429.20/835,926,643.80 = 299,004,103.20/x
  3. Step 3: Cross multiply
    557,284,429.20x = 835,926,643.80 × 299,004,103.20
  4. Step 4: Simplify right side
    557,284,429.20x = 249,945,496,470,404,800
  5. Step 5: Solve for x
    x = 249,945,496,470,404,800/557,284,429.20
  6. Step 6: Final answer
    x = 448,506,154.80

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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.