Home / 26,302,739,638.53-39,454,108,695.33-12,133,513,172.79

Finding the Fourth Proportional to 26,302,739,638.53, 39,454,108,695.33 and 12,133,513,172.79

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Solution

The fourth proportional to 26,302,739,638.53, 39,454,108,695.33 and 12,133,513,172.79 is: 18,200,269,407.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,302,739,638.53 : 39,454,108,695.33 = 12,133,513,172.79 : x
  2. Step 2: Convert to fraction form
    26,302,739,638.53/39,454,108,695.33 = 12,133,513,172.79/x
  3. Step 3: Cross multiply
    26,302,739,638.53x = 39,454,108,695.33 × 12,133,513,172.79
  4. Step 4: Simplify right side
    26,302,739,638.53x = 478,716,947,575,475,077,120
  5. Step 5: Solve for x
    x = 478,716,947,575,475,077,120/26,302,739,638.53
  6. Step 6: Final answer
    x = 18,200,269,407.46

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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.