Home / 65,884,848.96-90,924,442.32-37,997,190.48

Finding the Fourth Proportional to 65,884,848.96, 90,924,442.32 and 37,997,190.48

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Solution

The fourth proportional to 65,884,848.96, 90,924,442.32 and 37,997,190.48 is: 52,438,055.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,884,848.96 : 90,924,442.32 = 37,997,190.48 : x
  2. Step 2: Convert to fraction form
    65,884,848.96/90,924,442.32 = 37,997,190.48/x
  3. Step 3: Cross multiply
    65,884,848.96x = 90,924,442.32 × 37,997,190.48
  4. Step 4: Simplify right side
    65,884,848.96x = 3,454,873,354,120,812.50
  5. Step 5: Solve for x
    x = 3,454,873,354,120,812.50/65,884,848.96
  6. Step 6: Final answer
    x = 52,438,055.31

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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.