Home / 7,085,894,995.75-9,778,832,168.06-4,075,150,048.41

Finding the Fourth Proportional to 7,085,894,995.75, 9,778,832,168.06 and 4,075,150,048.41

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Solution

The fourth proportional to 7,085,894,995.75, 9,778,832,168.06 and 4,075,150,048.41 is: 5,623,877,916.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085,894,995.75 : 9,778,832,168.06 = 4,075,150,048.41 : x
  2. Step 2: Convert to fraction form
    7,085,894,995.75/9,778,832,168.06 = 4,075,150,048.41/x
  3. Step 3: Cross multiply
    7,085,894,995.75x = 9,778,832,168.06 × 4,075,150,048.41
  4. Step 4: Simplify right side
    7,085,894,995.75x = 39,850,208,383,062,974,464
  5. Step 5: Solve for x
    x = 39,850,208,383,062,974,464/7,085,894,995.75
  6. Step 6: Final answer
    x = 5,623,877,916.19

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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.