Home / 471,879,929.59-651,473,319.28-419,524,104.58

Finding the Fourth Proportional to 471,879,929.59, 651,473,319.28 and 419,524,104.58

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Solution

The fourth proportional to 471,879,929.59, 651,473,319.28 and 419,524,104.58 is: 579,191,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,879,929.59 : 651,473,319.28 = 419,524,104.58 : x
  2. Step 2: Convert to fraction form
    471,879,929.59/651,473,319.28 = 419,524,104.58/x
  3. Step 3: Cross multiply
    471,879,929.59x = 651,473,319.28 × 419,524,104.58
  4. Step 4: Simplify right side
    471,879,929.59x = 273,308,760,928,702,432
  5. Step 5: Solve for x
    x = 273,308,760,928,702,432/471,879,929.59
  6. Step 6: Final answer
    x = 579,191,323.45

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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.