Home / 196,853,781.60-295,280,672.40-185,516,373.60

Finding the Fourth Proportional to 196,853,781.60, 295,280,672.40 and 185,516,373.60

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Solution

The fourth proportional to 196,853,781.60, 295,280,672.40 and 185,516,373.60 is: 278,274,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,853,781.60 : 295,280,672.40 = 185,516,373.60 : x
  2. Step 2: Convert to fraction form
    196,853,781.60/295,280,672.40 = 185,516,373.60/x
  3. Step 3: Cross multiply
    196,853,781.60x = 295,280,672.40 × 185,516,373.60
  4. Step 4: Simplify right side
    196,853,781.60x = 54,779,399,537,817,600
  5. Step 5: Solve for x
    x = 54,779,399,537,817,600/196,853,781.60
  6. Step 6: Final answer
    x = 278,274,560.40

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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.