Home / 727,913,999.60-1,091,870,999.40-598,667,548.40

Finding the Fourth Proportional to 727,913,999.60, 1,091,870,999.40 and 598,667,548.40

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Solution

The fourth proportional to 727,913,999.60, 1,091,870,999.40 and 598,667,548.40 is: 898,001,322.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,913,999.60 : 1,091,870,999.40 = 598,667,548.40 : x
  2. Step 2: Convert to fraction form
    727,913,999.60/1,091,870,999.40 = 598,667,548.40/x
  3. Step 3: Cross multiply
    727,913,999.60x = 1,091,870,999.40 × 598,667,548.40
  4. Step 4: Simplify right side
    727,913,999.60x = 653,667,734,379,855,872
  5. Step 5: Solve for x
    x = 653,667,734,379,855,872/727,913,999.60
  6. Step 6: Final answer
    x = 898,001,322.60

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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.