Home / 524,556,001.40-723,950,760.66-298,549,938.23

Finding the Fourth Proportional to 524,556,001.40, 723,950,760.66 and 298,549,938.23

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Solution

The fourth proportional to 524,556,001.40, 723,950,760.66 and 298,549,938.23 is: 412,035,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,556,001.40 : 723,950,760.66 = 298,549,938.23 : x
  2. Step 2: Convert to fraction form
    524,556,001.40/723,950,760.66 = 298,549,938.23/x
  3. Step 3: Cross multiply
    524,556,001.40x = 723,950,760.66 × 298,549,938.23
  4. Step 4: Simplify right side
    524,556,001.40x = 216,135,454,872,984,768
  5. Step 5: Solve for x
    x = 216,135,454,872,984,768/524,556,001.40
  6. Step 6: Final answer
    x = 412,035,043.54

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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.