Home / 22,247,571,674.19-30,704,280,927.71-13,215,365,465.28

Finding the Fourth Proportional to 22,247,571,674.19, 30,704,280,927.71 and 13,215,365,465.28

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Solution

The fourth proportional to 22,247,571,674.19, 30,704,280,927.71 and 13,215,365,465.28 is: 18,238,767,796.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,247,571,674.19 : 30,704,280,927.71 = 13,215,365,465.28 : x
  2. Step 2: Convert to fraction form
    22,247,571,674.19/30,704,280,927.71 = 13,215,365,465.28/x
  3. Step 3: Cross multiply
    22,247,571,674.19x = 30,704,280,927.71 × 13,215,365,465.28
  4. Step 4: Simplify right side
    22,247,571,674.19x = 405,768,293,808,125,181,952
  5. Step 5: Solve for x
    x = 405,768,293,808,125,181,952/22,247,571,674.19
  6. Step 6: Final answer
    x = 18,238,767,796.79

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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.