Home / 33,169,723,018.13-49,675,606,903.76-21,180,840,041.32

Finding the Fourth Proportional to 33,169,723,018.13, 49,675,606,903.76 and 21,180,840,041.32

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Solution

The fourth proportional to 33,169,723,018.13, 49,675,606,903.76 and 21,180,840,041.32 is: 31,720,828,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,169,723,018.13 : 49,675,606,903.76 = 21,180,840,041.32 : x
  2. Step 2: Convert to fraction form
    33,169,723,018.13/49,675,606,903.76 = 21,180,840,041.32/x
  3. Step 3: Cross multiply
    33,169,723,018.13x = 49,675,606,903.76 × 21,180,840,041.32
  4. Step 4: Simplify right side
    33,169,723,018.13x = 1,052,171,083,783,826,702,336
  5. Step 5: Solve for x
    x = 1,052,171,083,783,826,702,336/33,169,723,018.13
  6. Step 6: Final answer
    x = 31,720,828,154.30

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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.