Home / 1,326,634,920,996.80-1,990,151,353,421.40-465,957,391,446.80

Finding the Fourth Proportional to 1,326,634,920,996.80, 1,990,151,353,421.40 and 465,957,391,446.80

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Solution

The fourth proportional to 1,326,634,920,996.80, 1,990,151,353,421.40 and 465,957,391,446.80 is: 699,005,972,591.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,634,920,996.80 : 1,990,151,353,421.40 = 465,957,391,446.80 : x
  2. Step 2: Convert to fraction form
    1,326,634,920,996.80/1,990,151,353,421.40 = 465,957,391,446.80/x
  3. Step 3: Cross multiply
    1,326,634,920,996.80x = 1,990,151,353,421.40 × 465,957,391,446.80
  4. Step 4: Simplify right side
    1,326,634,920,996.80x = 927,325,733,224,553,981,673,472
  5. Step 5: Solve for x
    x = 927,325,733,224,553,981,673,472/1,326,634,920,996.80
  6. Step 6: Final answer
    x = 699,005,972,591.00

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Double scale
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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.