Home / 648,063,953.67-894,330,514.23-350,706,121.32

Finding the Fourth Proportional to 648,063,953.67, 894,330,514.23 and 350,706,121.32

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Solution

The fourth proportional to 648,063,953.67, 894,330,514.23 and 350,706,121.32 is: 483,975,669.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,063,953.67 : 894,330,514.23 = 350,706,121.32 : x
  2. Step 2: Convert to fraction form
    648,063,953.67/894,330,514.23 = 350,706,121.32/x
  3. Step 3: Cross multiply
    648,063,953.67x = 894,330,514.23 × 350,706,121.32
  4. Step 4: Simplify right side
    648,063,953.67x = 313,647,185,823,724,352
  5. Step 5: Solve for x
    x = 313,647,185,823,724,352/648,063,953.67
  6. Step 6: Final answer
    x = 483,975,669.45

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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.