Home / 248,149,853.40-372,224,780.10-166,307,939.40

Finding the Fourth Proportional to 248,149,853.40, 372,224,780.10 and 166,307,939.40

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Solution

The fourth proportional to 248,149,853.40, 372,224,780.10 and 166,307,939.40 is: 249,461,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,149,853.40 : 372,224,780.10 = 166,307,939.40 : x
  2. Step 2: Convert to fraction form
    248,149,853.40/372,224,780.10 = 166,307,939.40/x
  3. Step 3: Cross multiply
    248,149,853.40x = 372,224,780.10 × 166,307,939.40
  4. Step 4: Simplify right side
    248,149,853.40x = 61,903,936,172,049,136
  5. Step 5: Solve for x
    x = 61,903,936,172,049,136/248,149,853.40
  6. Step 6: Final answer
    x = 249,461,909.10

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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.