Home / 178,848,001.60-268,272,002.40-57,691,700.80

Finding the Fourth Proportional to 178,848,001.60, 268,272,002.40 and 57,691,700.80

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Solution

The fourth proportional to 178,848,001.60, 268,272,002.40 and 57,691,700.80 is: 86,537,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,848,001.60 : 268,272,002.40 = 57,691,700.80 : x
  2. Step 2: Convert to fraction form
    178,848,001.60/268,272,002.40 = 57,691,700.80/x
  3. Step 3: Cross multiply
    178,848,001.60x = 268,272,002.40 × 57,691,700.80
  4. Step 4: Simplify right side
    178,848,001.60x = 15,477,068,095,477,682
  5. Step 5: Solve for x
    x = 15,477,068,095,477,682/178,848,001.60
  6. Step 6: Final answer
    x = 86,537,551.20

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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.