Home / 178,188,034.40-267,282,051.60-117,721,858.40

Finding the Fourth Proportional to 178,188,034.40, 267,282,051.60 and 117,721,858.40

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Solution

The fourth proportional to 178,188,034.40, 267,282,051.60 and 117,721,858.40 is: 176,582,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,188,034.40 : 267,282,051.60 = 117,721,858.40 : x
  2. Step 2: Convert to fraction form
    178,188,034.40/267,282,051.60 = 117,721,858.40/x
  3. Step 3: Cross multiply
    178,188,034.40x = 267,282,051.60 × 117,721,858.40
  4. Step 4: Simplify right side
    178,188,034.40x = 31,464,939,831,316,696
  5. Step 5: Solve for x
    x = 31,464,939,831,316,696/178,188,034.40
  6. Step 6: Final answer
    x = 176,582,787.60

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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.