Home / 440,687,788.43-608,149,120.23-242,445,030.32

Finding the Fourth Proportional to 440,687,788.43, 608,149,120.23 and 242,445,030.32

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Solution

The fourth proportional to 440,687,788.43, 608,149,120.23 and 242,445,030.32 is: 334,574,126.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,687,788.43 : 608,149,120.23 = 242,445,030.32 : x
  2. Step 2: Convert to fraction form
    440,687,788.43/608,149,120.23 = 242,445,030.32/x
  3. Step 3: Cross multiply
    440,687,788.43x = 608,149,120.23 × 242,445,030.32
  4. Step 4: Simplify right side
    440,687,788.43x = 147,442,731,894,764,032
  5. Step 5: Solve for x
    x = 147,442,731,894,764,032/440,687,788.43
  6. Step 6: Final answer
    x = 334,574,126.55

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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.