Home / 150,920,495.66-208,278,483.91-83,946,529.28

Finding the Fourth Proportional to 150,920,495.66, 208,278,483.91 and 83,946,529.28

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Solution

The fourth proportional to 150,920,495.66, 208,278,483.91 and 83,946,529.28 is: 115,850,771.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,920,495.66 : 208,278,483.91 = 83,946,529.28 : x
  2. Step 2: Convert to fraction form
    150,920,495.66/208,278,483.91 = 83,946,529.28/x
  3. Step 3: Cross multiply
    150,920,495.66x = 208,278,483.91 × 83,946,529.28
  4. Step 4: Simplify right side
    150,920,495.66x = 17,484,255,846,693,566
  5. Step 5: Solve for x
    x = 17,484,255,846,693,566/150,920,495.66
  6. Step 6: Final answer
    x = 115,850,771.43

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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.