Home / 338,903,999.70-508,355,999.55-93,260,159.70

Finding the Fourth Proportional to 338,903,999.70, 508,355,999.55 and 93,260,159.70

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Solution

The fourth proportional to 338,903,999.70, 508,355,999.55 and 93,260,159.70 is: 139,890,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,903,999.70 : 508,355,999.55 = 93,260,159.70 : x
  2. Step 2: Convert to fraction form
    338,903,999.70/508,355,999.55 = 93,260,159.70/x
  3. Step 3: Cross multiply
    338,903,999.70x = 508,355,999.55 × 93,260,159.70
  4. Step 4: Simplify right side
    338,903,999.70x = 47,409,361,702,486,128
  5. Step 5: Solve for x
    x = 47,409,361,702,486,128/338,903,999.70
  6. Step 6: Final answer
    x = 139,890,239.55

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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.