Home / 631,425,271,246.70-947,193,586,577.55-178,148,141,878.27

Finding the Fourth Proportional to 631,425,271,246.70, 947,193,586,577.55 and 178,148,141,878.27

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Solution

The fourth proportional to 631,425,271,246.70, 947,193,586,577.55 and 178,148,141,878.27 is: 267,237,922,097.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,425,271,246.70 : 947,193,586,577.55 = 178,148,141,878.27 : x
  2. Step 2: Convert to fraction form
    631,425,271,246.70/947,193,586,577.55 = 178,148,141,878.27/x
  3. Step 3: Cross multiply
    631,425,271,246.70x = 947,193,586,577.55 × 178,148,141,878.27
  4. Step 4: Simplify right side
    631,425,271,246.70x = 168,740,777,447,804,790,374,400
  5. Step 5: Solve for x
    x = 168,740,777,447,804,790,374,400/631,425,271,246.70
  6. Step 6: Final answer
    x = 267,237,922,097.48

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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.