Home / 145,550,331,622.39-218,329,945,228.31-49,935,009,233.06

Finding the Fourth Proportional to 145,550,331,622.39, 218,329,945,228.31 and 49,935,009,233.06

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Solution

The fourth proportional to 145,550,331,622.39, 218,329,945,228.31 and 49,935,009,233.06 is: 74,904,039,786.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,550,331,622.39 : 218,329,945,228.31 = 49,935,009,233.06 : x
  2. Step 2: Convert to fraction form
    145,550,331,622.39/218,329,945,228.31 = 49,935,009,233.06/x
  3. Step 3: Cross multiply
    145,550,331,622.39x = 218,329,945,228.31 × 49,935,009,233.06
  4. Step 4: Simplify right side
    145,550,331,622.39x = 10,902,307,830,829,143,818,240
  5. Step 5: Solve for x
    x = 10,902,307,830,829,143,818,240/145,550,331,622.39
  6. Step 6: Final answer
    x = 74,904,039,786.83

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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.