Home / 150,935,763.28-208,292,058.66-85,749,244.24

Finding the Fourth Proportional to 150,935,763.28, 208,292,058.66 and 85,749,244.24

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Solution

The fourth proportional to 150,935,763.28, 208,292,058.66 and 85,749,244.24 is: 118,334,357.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,935,763.28 : 208,292,058.66 = 85,749,244.24 : x
  2. Step 2: Convert to fraction form
    150,935,763.28/208,292,058.66 = 85,749,244.24/x
  3. Step 3: Cross multiply
    150,935,763.28x = 208,292,058.66 × 85,749,244.24
  4. Step 4: Simplify right side
    150,935,763.28x = 17,860,886,611,288,746
  5. Step 5: Solve for x
    x = 17,860,886,611,288,746/150,935,763.28
  6. Step 6: Final answer
    x = 118,334,357.76

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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.