Home / 216,194,953.53-298,349,323.58-117,075,871.82

Finding the Fourth Proportional to 216,194,953.53, 298,349,323.58 and 117,075,871.82

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Solution

The fourth proportional to 216,194,953.53, 298,349,323.58 and 117,075,871.82 is: 161,564,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,194,953.53 : 298,349,323.58 = 117,075,871.82 : x
  2. Step 2: Convert to fraction form
    216,194,953.53/298,349,323.58 = 117,075,871.82/x
  3. Step 3: Cross multiply
    216,194,953.53x = 298,349,323.58 × 117,075,871.82
  4. Step 4: Simplify right side
    216,194,953.53x = 34,929,507,162,958,656
  5. Step 5: Solve for x
    x = 34,929,507,162,958,656/216,194,953.53
  6. Step 6: Final answer
    x = 161,564,858.90

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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.