Home / 507,289,583,744.77-700,062,393,127.50-298,725,605,810.05

Finding the Fourth Proportional to 507,289,583,744.77, 700,062,393,127.50 and 298,725,605,810.05

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Solution

The fourth proportional to 507,289,583,744.77, 700,062,393,127.50 and 298,725,605,810.05 is: 412,242,965,739.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,289,583,744.77 : 700,062,393,127.50 = 298,725,605,810.05 : x
  2. Step 2: Convert to fraction form
    507,289,583,744.77/700,062,393,127.50 = 298,725,605,810.05/x
  3. Step 3: Cross multiply
    507,289,583,744.77x = 700,062,393,127.50 × 298,725,605,810.05
  4. Step 4: Simplify right side
    507,289,583,744.77x = 209,126,562,491,845,803,245,568
  5. Step 5: Solve for x
    x = 209,126,562,491,845,803,245,568/507,289,583,744.77
  6. Step 6: Final answer
    x = 412,242,965,739.79

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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.