Home / 130,226,057,289-179,716,809,090.30-78,091,275,990.54

Finding the Fourth Proportional to 130,226,057,289, 179,716,809,090.30 and 78,091,275,990.54

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Solution

The fourth proportional to 130,226,057,289, 179,716,809,090.30 and 78,091,275,990.54 is: 107,768,869,233.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,226,057,289 : 179,716,809,090.30 = 78,091,275,990.54 : x
  2. Step 2: Convert to fraction form
    130,226,057,289/179,716,809,090.30 = 78,091,275,990.54/x
  3. Step 3: Cross multiply
    130,226,057,289x = 179,716,809,090.30 × 78,091,275,990.54
  4. Step 4: Simplify right side
    130,226,057,289x = 14,034,314,938,809,803,866,112
  5. Step 5: Solve for x
    x = 14,034,314,938,809,803,866,112/130,226,057,289
  6. Step 6: Final answer
    x = 107,768,869,233.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.