Home / 10,440,837,834.88-14,408,736,372.48-5,682,883,738.72

Finding the Fourth Proportional to 10,440,837,834.88, 14,408,736,372.48 and 5,682,883,738.72

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Solution

The fourth proportional to 10,440,837,834.88, 14,408,736,372.48 and 5,682,883,738.72 is: 7,842,586,478.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440,837,834.88 : 14,408,736,372.48 = 5,682,883,738.72 : x
  2. Step 2: Convert to fraction form
    10,440,837,834.88/14,408,736,372.48 = 5,682,883,738.72/x
  3. Step 3: Cross multiply
    10,440,837,834.88x = 14,408,736,372.48 × 5,682,883,738.72
  4. Step 4: Simplify right side
    10,440,837,834.88x = 81,883,173,626,669,989,888
  5. Step 5: Solve for x
    x = 81,883,173,626,669,989,888/10,440,837,834.88
  6. Step 6: Final answer
    x = 7,842,586,478.37

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Double scale
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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.