Home / 56,576,698,243.01-78,075,921,005.39-30,856,040,344.61

Finding the Fourth Proportional to 56,576,698,243.01, 78,075,921,005.39 and 30,856,040,344.61

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Solution

The fourth proportional to 56,576,698,243.01, 78,075,921,005.39 and 30,856,040,344.61 is: 42,581,377,904.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,576,698,243.01 : 78,075,921,005.39 = 30,856,040,344.61 : x
  2. Step 2: Convert to fraction form
    56,576,698,243.01/78,075,921,005.39 = 30,856,040,344.61/x
  3. Step 3: Cross multiply
    56,576,698,243.01x = 78,075,921,005.39 × 30,856,040,344.61
  4. Step 4: Simplify right side
    56,576,698,243.01x = 2,409,113,768,484,897,030,144
  5. Step 5: Solve for x
    x = 2,409,113,768,484,897,030,144/56,576,698,243.01
  6. Step 6: Final answer
    x = 42,581,377,904.68

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1.5x scale

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.