Home / 328,273,328.81-492,409,386.07-106,944,404.45

Finding the Fourth Proportional to 328,273,328.81, 492,409,386.07 and 106,944,404.45

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Solution

The fourth proportional to 328,273,328.81, 492,409,386.07 and 106,944,404.45 is: 160,416,408.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,273,328.81 : 492,409,386.07 = 106,944,404.45 : x
  2. Step 2: Convert to fraction form
    328,273,328.81/492,409,386.07 = 106,944,404.45/x
  3. Step 3: Cross multiply
    328,273,328.81x = 492,409,386.07 × 106,944,404.45
  4. Step 4: Simplify right side
    328,273,328.81x = 52,660,428,540,180,608
  5. Step 5: Solve for x
    x = 52,660,428,540,180,608/328,273,328.81
  6. Step 6: Final answer
    x = 160,416,408.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.