Home / 230,803,784.72-318,511,792.41-124,959,506.60

Finding the Fourth Proportional to 230,803,784.72, 318,511,792.41 and 124,959,506.60

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Solution

The fourth proportional to 230,803,784.72, 318,511,792.41 and 124,959,506.60 is: 172,445,510.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,803,784.72 : 318,511,792.41 = 124,959,506.60 : x
  2. Step 2: Convert to fraction form
    230,803,784.72/318,511,792.41 = 124,959,506.60/x
  3. Step 3: Cross multiply
    230,803,784.72x = 318,511,792.41 × 124,959,506.60
  4. Step 4: Simplify right side
    230,803,784.72x = 39,801,076,424,242,672
  5. Step 5: Solve for x
    x = 39,801,076,424,242,672/230,803,784.72
  6. Step 6: Final answer
    x = 172,445,510.25

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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.