Home / 178,672,653.65-246,575,674.89-99,287,418.70

Finding the Fourth Proportional to 178,672,653.65, 246,575,674.89 and 99,287,418.70

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Solution

The fourth proportional to 178,672,653.65, 246,575,674.89 and 99,287,418.70 is: 137,020,757.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,672,653.65 : 246,575,674.89 = 99,287,418.70 : x
  2. Step 2: Convert to fraction form
    178,672,653.65/246,575,674.89 = 99,287,418.70/x
  3. Step 3: Cross multiply
    178,672,653.65x = 246,575,674.89 × 99,287,418.70
  4. Step 4: Simplify right side
    178,672,653.65x = 24,481,862,274,038,504
  5. Step 5: Solve for x
    x = 24,481,862,274,038,504/178,672,653.65
  6. Step 6: Final answer
    x = 137,020,757.09

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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.