Home / 462,165,486.15-637,853,771.21-286,010,213.97

Finding the Fourth Proportional to 462,165,486.15, 637,853,771.21 and 286,010,213.97

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Solution

The fourth proportional to 462,165,486.15, 637,853,771.21 and 286,010,213.97 is: 394,734,568.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,165,486.15 : 637,853,771.21 = 286,010,213.97 : x
  2. Step 2: Convert to fraction form
    462,165,486.15/637,853,771.21 = 286,010,213.97/x
  3. Step 3: Cross multiply
    462,165,486.15x = 637,853,771.21 × 286,010,213.97
  4. Step 4: Simplify right side
    462,165,486.15x = 182,432,693,583,913,504
  5. Step 5: Solve for x
    x = 182,432,693,583,913,504/462,165,486.15
  6. Step 6: Final answer
    x = 394,734,568.14

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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.