Home / 212,481,416,058.63-293,223,642,275.21-116,137,446,716.76

Finding the Fourth Proportional to 212,481,416,058.63, 293,223,642,275.21 and 116,137,446,716.76

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Solution

The fourth proportional to 212,481,416,058.63, 293,223,642,275.21 and 116,137,446,716.76 is: 160,269,287,368.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,481,416,058.63 : 293,223,642,275.21 = 116,137,446,716.76 : x
  2. Step 2: Convert to fraction form
    212,481,416,058.63/293,223,642,275.21 = 116,137,446,716.76/x
  3. Step 3: Cross multiply
    212,481,416,058.63x = 293,223,642,275.21 × 116,137,446,716.76
  4. Step 4: Simplify right side
    212,481,416,058.63x = 34,054,245,130,831,497,527,296
  5. Step 5: Solve for x
    x = 34,054,245,130,831,497,527,296/212,481,416,058.63
  6. Step 6: Final answer
    x = 160,269,287,368.81

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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.