Home / 524,556,021.44-723,950,786.22-298,549,955.18

Finding the Fourth Proportional to 524,556,021.44, 723,950,786.22 and 298,549,955.18

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Solution

The fourth proportional to 524,556,021.44, 723,950,786.22 and 298,549,955.18 is: 412,035,065.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,556,021.44 : 723,950,786.22 = 298,549,955.18 : x
  2. Step 2: Convert to fraction form
    524,556,021.44/723,950,786.22 = 298,549,955.18/x
  3. Step 3: Cross multiply
    524,556,021.44x = 723,950,786.22 × 298,549,955.18
  4. Step 4: Simplify right side
    524,556,021.44x = 216,135,474,778,506,784
  5. Step 5: Solve for x
    x = 216,135,474,778,506,784/524,556,021.44
  6. Step 6: Final answer
    x = 412,035,065.74

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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.