Home / 291,773,745.84-437,628,272.90-73,424,146.98

Finding the Fourth Proportional to 291,773,745.84, 437,628,272.90 and 73,424,146.98

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Solution

The fourth proportional to 291,773,745.84, 437,628,272.90 and 73,424,146.98 is: 110,128,080.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,773,745.84 : 437,628,272.90 = 73,424,146.98 : x
  2. Step 2: Convert to fraction form
    291,773,745.84/437,628,272.90 = 73,424,146.98/x
  3. Step 3: Cross multiply
    291,773,745.84x = 437,628,272.90 × 73,424,146.98
  4. Step 4: Simplify right side
    291,773,745.84x = 32,132,482,631,646,032
  5. Step 5: Solve for x
    x = 32,132,482,631,646,032/291,773,745.84
  6. Step 6: Final answer
    x = 110,128,080.71

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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.