Home / 64,065,083,969.34-96,030,356,542.38-21,555,222,928.74

Finding the Fourth Proportional to 64,065,083,969.34, 96,030,356,542.38 and 21,555,222,928.74

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Solution

The fourth proportional to 64,065,083,969.34, 96,030,356,542.38 and 21,555,222,928.74 is: 32,310,201,047.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,065,083,969.34 : 96,030,356,542.38 = 21,555,222,928.74 : x
  2. Step 2: Convert to fraction form
    64,065,083,969.34/96,030,356,542.38 = 21,555,222,928.74/x
  3. Step 3: Cross multiply
    64,065,083,969.34x = 96,030,356,542.38 × 21,555,222,928.74
  4. Step 4: Simplify right side
    64,065,083,969.34x = 2,069,955,743,197,473,013,760
  5. Step 5: Solve for x
    x = 2,069,955,743,197,473,013,760/64,065,083,969.34
  6. Step 6: Final answer
    x = 32,310,201,047.86

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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.