Home / 189,580,506.48-283,911,055.56-131,124,125.16

Finding the Fourth Proportional to 189,580,506.48, 283,911,055.56 and 131,124,125.16

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Solution

The fourth proportional to 189,580,506.48, 283,911,055.56 and 131,124,125.16 is: 196,368,231.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,580,506.48 : 283,911,055.56 = 131,124,125.16 : x
  2. Step 2: Convert to fraction form
    189,580,506.48/283,911,055.56 = 131,124,125.16/x
  3. Step 3: Cross multiply
    189,580,506.48x = 283,911,055.56 × 131,124,125.16
  4. Step 4: Simplify right side
    189,580,506.48x = 37,227,588,783,557,152
  5. Step 5: Solve for x
    x = 37,227,588,783,557,152/189,580,506.48
  6. Step 6: Final answer
    x = 196,368,231.50

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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.