Home / 477,323,016.36-658,712,556.90-281,752,728.36

Finding the Fourth Proportional to 477,323,016.36, 658,712,556.90 and 281,752,728.36

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Solution

The fourth proportional to 477,323,016.36, 658,712,556.90 and 281,752,728.36 is: 388,822,775.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,323,016.36 : 658,712,556.90 = 281,752,728.36 : x
  2. Step 2: Convert to fraction form
    477,323,016.36/658,712,556.90 = 281,752,728.36/x
  3. Step 3: Cross multiply
    477,323,016.36x = 658,712,556.90 × 281,752,728.36
  4. Step 4: Simplify right side
    477,323,016.36x = 185,594,060,111,566,752
  5. Step 5: Solve for x
    x = 185,594,060,111,566,752/477,323,016.36
  6. Step 6: Final answer
    x = 388,822,775.67

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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.