Home / 1,731,538,218.56-2,597,270,938.88-421,447,580.06

Finding the Fourth Proportional to 1,731,538,218.56, 2,597,270,938.88 and 421,447,580.06

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Solution

The fourth proportional to 1,731,538,218.56, 2,597,270,938.88 and 421,447,580.06 is: 632,162,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,538,218.56 : 2,597,270,938.88 = 421,447,580.06 : x
  2. Step 2: Convert to fraction form
    1,731,538,218.56/2,597,270,938.88 = 421,447,580.06/x
  3. Step 3: Cross multiply
    1,731,538,218.56x = 2,597,270,938.88 × 421,447,580.06
  4. Step 4: Simplify right side
    1,731,538,218.56x = 1,094,613,551,951,140,224
  5. Step 5: Solve for x
    x = 1,094,613,551,951,140,224/1,731,538,218.56
  6. Step 6: Final answer
    x = 632,162,513.20

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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.