Home / 314,284,927,015.67-471,427,389,994.72-75,519,576,075.81

Finding the Fourth Proportional to 314,284,927,015.67, 471,427,389,994.72 and 75,519,576,075.81

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Solution

The fourth proportional to 314,284,927,015.67, 471,427,389,994.72 and 75,519,576,075.81 is: 113,279,363,986.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,284,927,015.67 : 471,427,389,994.72 = 75,519,576,075.81 : x
  2. Step 2: Convert to fraction form
    314,284,927,015.67/471,427,389,994.72 = 75,519,576,075.81/x
  3. Step 3: Cross multiply
    314,284,927,015.67x = 471,427,389,994.72 × 75,519,576,075.81
  4. Step 4: Simplify right side
    314,284,927,015.67x = 35,601,996,642,926,804,860,928
  5. Step 5: Solve for x
    x = 35,601,996,642,926,804,860,928/314,284,927,015.67
  6. Step 6: Final answer
    x = 113,279,363,986.65

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1.5x scale

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.