Home / 73,354,989.60-110,032,484.40-39,342,765.60

Finding the Fourth Proportional to 73,354,989.60, 110,032,484.40 and 39,342,765.60

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Solution

The fourth proportional to 73,354,989.60, 110,032,484.40 and 39,342,765.60 is: 59,014,148.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,354,989.60 : 110,032,484.40 = 39,342,765.60 : x
  2. Step 2: Convert to fraction form
    73,354,989.60/110,032,484.40 = 39,342,765.60/x
  3. Step 3: Cross multiply
    73,354,989.60x = 110,032,484.40 × 39,342,765.60
  4. Step 4: Simplify right side
    73,354,989.60x = 4,328,982,242,134,857
  5. Step 5: Solve for x
    x = 4,328,982,242,134,857/73,354,989.60
  6. Step 6: Final answer
    x = 59,014,148.40

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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.