Home / 186,693,942.15-280,038,660.59-48,507,321.69

Finding the Fourth Proportional to 186,693,942.15, 280,038,660.59 and 48,507,321.69

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Solution

The fourth proportional to 186,693,942.15, 280,038,660.59 and 48,507,321.69 is: 72,760,397.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,693,942.15 : 280,038,660.59 = 48,507,321.69 : x
  2. Step 2: Convert to fraction form
    186,693,942.15/280,038,660.59 = 48,507,321.69/x
  3. Step 3: Cross multiply
    186,693,942.15x = 280,038,660.59 × 48,507,321.69
  4. Step 4: Simplify right side
    186,693,942.15x = 13,583,925,394,633,316
  5. Step 5: Solve for x
    x = 13,583,925,394,633,316/186,693,942.15
  6. Step 6: Final answer
    x = 72,760,397.25

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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.