Home / 102,346,043.85-153,588,141.71-40,089,636.02

Finding the Fourth Proportional to 102,346,043.85, 153,588,141.71 and 40,089,636.02

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Solution

The fourth proportional to 102,346,043.85, 153,588,141.71 and 40,089,636.02 is: 60,161,511.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,346,043.85 : 153,588,141.71 = 40,089,636.02 : x
  2. Step 2: Convert to fraction form
    102,346,043.85/153,588,141.71 = 40,089,636.02/x
  3. Step 3: Cross multiply
    102,346,043.85x = 153,588,141.71 × 40,089,636.02
  4. Step 4: Simplify right side
    102,346,043.85x = 6,157,292,698,325,603
  5. Step 5: Solve for x
    x = 6,157,292,698,325,603/102,346,043.85
  6. Step 6: Final answer
    x = 60,161,511.54

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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.