Home / 745,161,344,775.24-1,029,170,896,026.70-500,866,686,506.76

Finding the Fourth Proportional to 745,161,344,775.24, 1,029,170,896,026.70 and 500,866,686,506.76

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Solution

The fourth proportional to 745,161,344,775.24, 1,029,170,896,026.70 and 500,866,686,506.76 is: 691,766,179,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,161,344,775.24 : 1,029,170,896,026.70 = 500,866,686,506.76 : x
  2. Step 2: Convert to fraction form
    745,161,344,775.24/1,029,170,896,026.70 = 500,866,686,506.76/x
  3. Step 3: Cross multiply
    745,161,344,775.24x = 1,029,170,896,026.70 × 500,866,686,506.76
  4. Step 4: Simplify right side
    745,161,344,775.24x = 515,477,416,542,086,415,515,648
  5. Step 5: Solve for x
    x = 515,477,416,542,086,415,515,648/745,161,344,775.24
  6. Step 6: Final answer
    x = 691,766,179,440.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.