Home / 120,834,768.92-181,308,840.42-60,255,218.84

Finding the Fourth Proportional to 120,834,768.92, 181,308,840.42 and 60,255,218.84

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Solution

The fourth proportional to 120,834,768.92, 181,308,840.42 and 60,255,218.84 is: 90,411,095.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,834,768.92 : 181,308,840.42 = 60,255,218.84 : x
  2. Step 2: Convert to fraction form
    120,834,768.92/181,308,840.42 = 60,255,218.84/x
  3. Step 3: Cross multiply
    120,834,768.92x = 181,308,840.42 × 60,255,218.84
  4. Step 4: Simplify right side
    120,834,768.92x = 10,924,803,857,133,738
  5. Step 5: Solve for x
    x = 10,924,803,857,133,738/120,834,768.92
  6. Step 6: Final answer
    x = 90,411,095.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.