Home / 339,552,085.60-509,328,128.40-124,225,314.40

Finding the Fourth Proportional to 339,552,085.60, 509,328,128.40 and 124,225,314.40

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Solution

The fourth proportional to 339,552,085.60, 509,328,128.40 and 124,225,314.40 is: 186,337,971.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,552,085.60 : 509,328,128.40 = 124,225,314.40 : x
  2. Step 2: Convert to fraction form
    339,552,085.60/509,328,128.40 = 124,225,314.40/x
  3. Step 3: Cross multiply
    339,552,085.60x = 509,328,128.40 × 124,225,314.40
  4. Step 4: Simplify right side
    339,552,085.60x = 63,271,446,883,253,568
  5. Step 5: Solve for x
    x = 63,271,446,883,253,568/339,552,085.60
  6. Step 6: Final answer
    x = 186,337,971.60

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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.