Home / 105,768,843,533.96-158,677,775,069.10-30,222,978,155.68

Finding the Fourth Proportional to 105,768,843,533.96, 158,677,775,069.10 and 30,222,978,155.68

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Solution

The fourth proportional to 105,768,843,533.96, 158,677,775,069.10 and 30,222,978,155.68 is: 45,341,470,791.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,768,843,533.96 : 158,677,775,069.10 = 30,222,978,155.68 : x
  2. Step 2: Convert to fraction form
    105,768,843,533.96/158,677,775,069.10 = 30,222,978,155.68/x
  3. Step 3: Cross multiply
    105,768,843,533.96x = 158,677,775,069.10 × 30,222,978,155.68
  4. Step 4: Simplify right side
    105,768,843,533.96x = 4,795,714,929,705,314,418,688
  5. Step 5: Solve for x
    x = 4,795,714,929,705,314,418,688/105,768,843,533.96
  6. Step 6: Final answer
    x = 45,341,470,791.12

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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.