Home / 76,898,848.63-106,121,072.89-43,860,771.23

Finding the Fourth Proportional to 76,898,848.63, 106,121,072.89 and 43,860,771.23

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Solution

The fourth proportional to 76,898,848.63, 106,121,072.89 and 43,860,771.23 is: 60,528,241.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,898,848.63 : 106,121,072.89 = 43,860,771.23 : x
  2. Step 2: Convert to fraction form
    76,898,848.63/106,121,072.89 = 43,860,771.23/x
  3. Step 3: Cross multiply
    76,898,848.63x = 106,121,072.89 × 43,860,771.23
  4. Step 4: Simplify right side
    76,898,848.63x = 4,654,552,100,710,445
  5. Step 5: Solve for x
    x = 4,654,552,100,710,445/76,898,848.63
  6. Step 6: Final answer
    x = 60,528,241.76

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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.