Home / 524,555,870.28-723,950,579.45-298,549,807.05

Finding the Fourth Proportional to 524,555,870.28, 723,950,579.45 and 298,549,807.05

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Solution

The fourth proportional to 524,555,870.28, 723,950,579.45 and 298,549,807.05 is: 412,034,862.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,555,870.28 : 723,950,579.45 = 298,549,807.05 : x
  2. Step 2: Convert to fraction form
    524,555,870.28/723,950,579.45 = 298,549,807.05/x
  3. Step 3: Cross multiply
    524,555,870.28x = 723,950,579.45 × 298,549,807.05
  4. Step 4: Simplify right side
    524,555,870.28x = 216,135,305,810,388,096
  5. Step 5: Solve for x
    x = 216,135,305,810,388,096/524,555,870.28
  6. Step 6: Final answer
    x = 412,034,862.36

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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.