Home / 104,294,906.40-156,442,359.60-61,184,762.40

Finding the Fourth Proportional to 104,294,906.40, 156,442,359.60 and 61,184,762.40

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Solution

The fourth proportional to 104,294,906.40, 156,442,359.60 and 61,184,762.40 is: 91,777,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,294,906.40 : 156,442,359.60 = 61,184,762.40 : x
  2. Step 2: Convert to fraction form
    104,294,906.40/156,442,359.60 = 61,184,762.40/x
  3. Step 3: Cross multiply
    104,294,906.40x = 156,442,359.60 × 61,184,762.40
  4. Step 4: Simplify right side
    104,294,906.40x = 9,571,888,601,421,358
  5. Step 5: Solve for x
    x = 9,571,888,601,421,358/104,294,906.40
  6. Step 6: Final answer
    x = 91,777,143.60

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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.