Home / 171,648,784.60-257,473,176.90-163,686,160.60

Finding the Fourth Proportional to 171,648,784.60, 257,473,176.90 and 163,686,160.60

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Solution

The fourth proportional to 171,648,784.60, 257,473,176.90 and 163,686,160.60 is: 245,529,240.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,648,784.60 : 257,473,176.90 = 163,686,160.60 : x
  2. Step 2: Convert to fraction form
    171,648,784.60/257,473,176.90 = 163,686,160.60/x
  3. Step 3: Cross multiply
    171,648,784.60x = 257,473,176.90 × 163,686,160.60
  4. Step 4: Simplify right side
    171,648,784.60x = 42,144,795,784,245,608
  5. Step 5: Solve for x
    x = 42,144,795,784,245,608/171,648,784.60
  6. Step 6: Final answer
    x = 245,529,240.90

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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.