Home / 829,147,721,323.20-1,243,721,581,984.80-829,147,721,323.20

Finding the Fourth Proportional to 829,147,721,323.20, 1,243,721,581,984.80 and 829,147,721,323.20

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Solution

The fourth proportional to 829,147,721,323.20, 1,243,721,581,984.80 and 829,147,721,323.20 is: 1,243,721,581,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,147,721,323.20 : 1,243,721,581,984.80 = 829,147,721,323.20 : x
  2. Step 2: Convert to fraction form
    829,147,721,323.20/1,243,721,581,984.80 = 829,147,721,323.20/x
  3. Step 3: Cross multiply
    829,147,721,323.20x = 1,243,721,581,984.80 × 829,147,721,323.20
  4. Step 4: Simplify right side
    829,147,721,323.20x = 1,031,228,915,663,182,327,971,840
  5. Step 5: Solve for x
    x = 1,031,228,915,663,182,327,971,840/829,147,721,323.20
  6. Step 6: Final answer
    x = 1,243,721,581,984.80

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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.