Home / 298,938,212.56-412,534,990.16-166,779,229.52

Finding the Fourth Proportional to 298,938,212.56, 412,534,990.16 and 166,779,229.52

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Solution

The fourth proportional to 298,938,212.56, 412,534,990.16 and 166,779,229.52 is: 230,155,480.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,938,212.56 : 412,534,990.16 = 166,779,229.52 : x
  2. Step 2: Convert to fraction form
    298,938,212.56/412,534,990.16 = 166,779,229.52/x
  3. Step 3: Cross multiply
    298,938,212.56x = 412,534,990.16 × 166,779,229.52
  4. Step 4: Simplify right side
    298,938,212.56x = 68,802,267,808,925,592
  5. Step 5: Solve for x
    x = 68,802,267,808,925,592/298,938,212.56
  6. Step 6: Final answer
    x = 230,155,480.02

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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.