Home / 346,715,208.24-478,466,872.22-190,078,952.20

Finding the Fourth Proportional to 346,715,208.24, 478,466,872.22 and 190,078,952.20

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Solution

The fourth proportional to 346,715,208.24, 478,466,872.22 and 190,078,952.20 is: 262,308,890.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,715,208.24 : 478,466,872.22 = 190,078,952.20 : x
  2. Step 2: Convert to fraction form
    346,715,208.24/478,466,872.22 = 190,078,952.20/x
  3. Step 3: Cross multiply
    346,715,208.24x = 478,466,872.22 × 190,078,952.20
  4. Step 4: Simplify right side
    346,715,208.24x = 90,946,481,733,988,880
  5. Step 5: Solve for x
    x = 90,946,481,733,988,880/346,715,208.24
  6. Step 6: Final answer
    x = 262,308,890.91

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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.