Home / 431,047,312,313.76-594,849,140,012.16-238,372,522,734.24

Finding the Fourth Proportional to 431,047,312,313.76, 594,849,140,012.16 and 238,372,522,734.24

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Solution

The fourth proportional to 431,047,312,313.76, 594,849,140,012.16 and 238,372,522,734.24 is: 328,956,209,910.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,047,312,313.76 : 594,849,140,012.16 = 238,372,522,734.24 : x
  2. Step 2: Convert to fraction form
    431,047,312,313.76/594,849,140,012.16 = 238,372,522,734.24/x
  3. Step 3: Cross multiply
    431,047,312,313.76x = 594,849,140,012.16 × 238,372,522,734.24
  4. Step 4: Simplify right side
    431,047,312,313.76x = 141,795,690,150,991,727,951,872
  5. Step 5: Solve for x
    x = 141,795,690,150,991,727,951,872/431,047,312,313.76
  6. Step 6: Final answer
    x = 328,956,209,910.85

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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.