Home / 196,853,782.60-295,280,673.90-185,516,374.60

Finding the Fourth Proportional to 196,853,782.60, 295,280,673.90 and 185,516,374.60

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Solution

The fourth proportional to 196,853,782.60, 295,280,673.90 and 185,516,374.60 is: 278,274,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,853,782.60 : 295,280,673.90 = 185,516,374.60 : x
  2. Step 2: Convert to fraction form
    196,853,782.60/295,280,673.90 = 185,516,374.60/x
  3. Step 3: Cross multiply
    196,853,782.60x = 295,280,673.90 × 185,516,374.60
  4. Step 4: Simplify right side
    196,853,782.60x = 54,779,400,111,372,840
  5. Step 5: Solve for x
    x = 54,779,400,111,372,840/196,853,782.60
  6. Step 6: Final answer
    x = 278,274,561.90

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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.