Home / 157,464,010.65-236,196,015.98-80,936,506.65

Finding the Fourth Proportional to 157,464,010.65, 236,196,015.98 and 80,936,506.65

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Solution

The fourth proportional to 157,464,010.65, 236,196,015.98 and 80,936,506.65 is: 121,404,759.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,010.65 : 236,196,015.98 = 80,936,506.65 : x
  2. Step 2: Convert to fraction form
    157,464,010.65/236,196,015.98 = 80,936,506.65/x
  3. Step 3: Cross multiply
    157,464,010.65x = 236,196,015.98 × 80,936,506.65
  4. Step 4: Simplify right side
    157,464,010.65x = 19,116,880,417,664,096
  5. Step 5: Solve for x
    x = 19,116,880,417,664,096/157,464,010.65
  6. Step 6: Final answer
    x = 121,404,759.98

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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.