Home / 458,500,645.44-632,728,195.20-249,656,288.40

Finding the Fourth Proportional to 458,500,645.44, 632,728,195.20 and 249,656,288.40

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Solution

The fourth proportional to 458,500,645.44, 632,728,195.20 and 249,656,288.40 is: 344,524,210.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,500,645.44 : 632,728,195.20 = 249,656,288.40 : x
  2. Step 2: Convert to fraction form
    458,500,645.44/632,728,195.20 = 249,656,288.40/x
  3. Step 3: Cross multiply
    458,500,645.44x = 632,728,195.20 × 249,656,288.40
  4. Step 4: Simplify right side
    458,500,645.44x = 157,964,572,779,662,720
  5. Step 5: Solve for x
    x = 157,964,572,779,662,720/458,500,645.44
  6. Step 6: Final answer
    x = 344,524,210.27

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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.