Home / 424,217,055.60-585,351,113.76-238,566,999.60

Finding the Fourth Proportional to 424,217,055.60, 585,351,113.76 and 238,566,999.60

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Solution

The fourth proportional to 424,217,055.60, 585,351,113.76 and 238,566,999.60 is: 329,183,980.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,217,055.60 : 585,351,113.76 = 238,566,999.60 : x
  2. Step 2: Convert to fraction form
    424,217,055.60/585,351,113.76 = 238,566,999.60/x
  3. Step 3: Cross multiply
    424,217,055.60x = 585,351,113.76 × 238,566,999.60
  4. Step 4: Simplify right side
    424,217,055.60x = 139,645,458,922,241,472
  5. Step 5: Solve for x
    x = 139,645,458,922,241,472/424,217,055.60
  6. Step 6: Final answer
    x = 329,183,980.41

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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.