Home / 142,478,800,146.47-213,754,375,002.60-65,956,413,185.19

Finding the Fourth Proportional to 142,478,800,146.47, 213,754,375,002.60 and 65,956,413,185.19

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Solution

The fourth proportional to 142,478,800,146.47, 213,754,375,002.60 and 65,956,413,185.19 is: 98,951,365,840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,478,800,146.47 : 213,754,375,002.60 = 65,956,413,185.19 : x
  2. Step 2: Convert to fraction form
    142,478,800,146.47/213,754,375,002.60 = 65,956,413,185.19/x
  3. Step 3: Cross multiply
    142,478,800,146.47x = 213,754,375,002.60 × 65,956,413,185.19
  4. Step 4: Simplify right side
    142,478,800,146.47x = 14,098,471,877,813,536,292,864
  5. Step 5: Solve for x
    x = 14,098,471,877,813,536,292,864/142,478,800,146.47
  6. Step 6: Final answer
    x = 98,951,365,840.53

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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.