Home / 150,935,762.39-208,292,057.47-85,749,243.35

Finding the Fourth Proportional to 150,935,762.39, 208,292,057.47 and 85,749,243.35

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Solution

The fourth proportional to 150,935,762.39, 208,292,057.47 and 85,749,243.35 is: 118,334,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,935,762.39 : 208,292,057.47 = 85,749,243.35 : x
  2. Step 2: Convert to fraction form
    150,935,762.39/208,292,057.47 = 85,749,243.35/x
  3. Step 3: Cross multiply
    150,935,762.39x = 208,292,057.47 × 85,749,243.35
  4. Step 4: Simplify right side
    150,935,762.39x = 17,860,886,323,867,214
  5. Step 5: Solve for x
    x = 17,860,886,323,867,214/150,935,762.39
  6. Step 6: Final answer
    x = 118,334,356.56

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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.