Home / 257,308,248.24-385,646,164.97-118,946,698.16

Finding the Fourth Proportional to 257,308,248.24, 385,646,164.97 and 118,946,698.16

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Solution

The fourth proportional to 257,308,248.24, 385,646,164.97 and 118,946,698.16 is: 178,273,873.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,308,248.24 : 385,646,164.97 = 118,946,698.16 : x
  2. Step 2: Convert to fraction form
    257,308,248.24/385,646,164.97 = 118,946,698.16/x
  3. Step 3: Cross multiply
    257,308,248.24x = 385,646,164.97 × 118,946,698.16
  4. Step 4: Simplify right side
    257,308,248.24x = 45,871,337,978,725,192
  5. Step 5: Solve for x
    x = 45,871,337,978,725,192/257,308,248.24
  6. Step 6: Final answer
    x = 178,273,873.04

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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.