Home / 196,503,853.60-294,755,780.40-67,068,445.60

Finding the Fourth Proportional to 196,503,853.60, 294,755,780.40 and 67,068,445.60

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Solution

The fourth proportional to 196,503,853.60, 294,755,780.40 and 67,068,445.60 is: 100,602,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,503,853.60 : 294,755,780.40 = 67,068,445.60 : x
  2. Step 2: Convert to fraction form
    196,503,853.60/294,755,780.40 = 67,068,445.60/x
  3. Step 3: Cross multiply
    196,503,853.60x = 294,755,780.40 × 67,068,445.60
  4. Step 4: Simplify right side
    196,503,853.60x = 19,768,812,023,042,944
  5. Step 5: Solve for x
    x = 19,768,812,023,042,944/196,503,853.60
  6. Step 6: Final answer
    x = 100,602,668.40

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1.5x scale

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.