Home / 557,668,191,421.80-836,884,389,621.30-194,633,856,572.49

Finding the Fourth Proportional to 557,668,191,421.80, 836,884,389,621.30 and 194,633,856,572.49

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Solution

The fourth proportional to 557,668,191,421.80, 836,884,389,621.30 and 194,633,856,572.49 is: 292,084,143,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,668,191,421.80 : 836,884,389,621.30 = 194,633,856,572.49 : x
  2. Step 2: Convert to fraction form
    557,668,191,421.80/836,884,389,621.30 = 194,633,856,572.49/x
  3. Step 3: Cross multiply
    557,668,191,421.80x = 836,884,389,621.30 × 194,633,856,572.49
  4. Step 4: Simplify right side
    557,668,191,421.80x = 162,886,036,257,307,946,385,408
  5. Step 5: Solve for x
    x = 162,886,036,257,307,946,385,408/557,668,191,421.80
  6. Step 6: Final answer
    x = 292,084,143,874.20

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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.