Home / 348,931,221.56-481,525,161.57-190,161,382.13

Finding the Fourth Proportional to 348,931,221.56, 481,525,161.57 and 190,161,382.13

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Solution

The fourth proportional to 348,931,221.56, 481,525,161.57 and 190,161,382.13 is: 262,422,748.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,931,221.56 : 481,525,161.57 = 190,161,382.13 : x
  2. Step 2: Convert to fraction form
    348,931,221.56/481,525,161.57 = 190,161,382.13/x
  3. Step 3: Cross multiply
    348,931,221.56x = 481,525,161.57 × 190,161,382.13
  4. Step 4: Simplify right side
    348,931,221.56x = 91,567,490,254,522,752
  5. Step 5: Solve for x
    x = 91,567,490,254,522,752/348,931,221.56
  6. Step 6: Final answer
    x = 262,422,748.66

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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.