Home / 196,830,561.60-295,245,842.40-195,696,820.80

Finding the Fourth Proportional to 196,830,561.60, 295,245,842.40 and 195,696,820.80

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Solution

The fourth proportional to 196,830,561.60, 295,245,842.40 and 195,696,820.80 is: 293,545,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,830,561.60 : 295,245,842.40 = 195,696,820.80 : x
  2. Step 2: Convert to fraction form
    196,830,561.60/295,245,842.40 = 195,696,820.80/x
  3. Step 3: Cross multiply
    196,830,561.60x = 295,245,842.40 × 195,696,820.80
  4. Step 4: Simplify right side
    196,830,561.60x = 57,778,672,712,097,840
  5. Step 5: Solve for x
    x = 57,778,672,712,097,840/196,830,561.60
  6. Step 6: Final answer
    x = 293,545,231.20

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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.