Home / 189,511,271.02-283,446,272.85-111,602,463.31

Finding the Fourth Proportional to 189,511,271.02, 283,446,272.85 and 111,602,463.31

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Solution

The fourth proportional to 189,511,271.02, 283,446,272.85 and 111,602,463.31 is: 166,920,426.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,511,271.02 : 283,446,272.85 = 111,602,463.31 : x
  2. Step 2: Convert to fraction form
    189,511,271.02/283,446,272.85 = 111,602,463.31/x
  3. Step 3: Cross multiply
    189,511,271.02x = 283,446,272.85 × 111,602,463.31
  4. Step 4: Simplify right side
    189,511,271.02x = 31,633,302,266,098,376
  5. Step 5: Solve for x
    x = 31,633,302,266,098,376/189,511,271.02
  6. Step 6: Final answer
    x = 166,920,426.93

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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.