Home / 280,973,222.84-421,314,614.73-123,341,720.51

Finding the Fourth Proportional to 280,973,222.84, 421,314,614.73 and 123,341,720.51

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Solution

The fourth proportional to 280,973,222.84, 421,314,614.73 and 123,341,720.51 is: 184,948,832.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,973,222.84 : 421,314,614.73 = 123,341,720.51 : x
  2. Step 2: Convert to fraction form
    280,973,222.84/421,314,614.73 = 123,341,720.51/x
  3. Step 3: Cross multiply
    280,973,222.84x = 421,314,614.73 × 123,341,720.51
  4. Step 4: Simplify right side
    280,973,222.84x = 51,965,669,457,859,280
  5. Step 5: Solve for x
    x = 51,965,669,457,859,280/280,973,222.84
  6. Step 6: Final answer
    x = 184,948,832.25

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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.