Home / 69,617,047,219.79-104,425,440,392.91-21,813,716,164.42

Finding the Fourth Proportional to 69,617,047,219.79, 104,425,440,392.91 and 21,813,716,164.42

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Solution

The fourth proportional to 69,617,047,219.79, 104,425,440,392.91 and 21,813,716,164.42 is: 32,720,533,375.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,617,047,219.79 : 104,425,440,392.91 = 21,813,716,164.42 : x
  2. Step 2: Convert to fraction form
    69,617,047,219.79/104,425,440,392.91 = 21,813,716,164.42/x
  3. Step 3: Cross multiply
    69,617,047,219.79x = 104,425,440,392.91 × 21,813,716,164.42
  4. Step 4: Simplify right side
    69,617,047,219.79x = 2,277,906,917,075,184,779,264
  5. Step 5: Solve for x
    x = 2,277,906,917,075,184,779,264/69,617,047,219.79
  6. Step 6: Final answer
    x = 32,720,533,375.73

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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.