Home / 318,721,397.04-439,836,438.78-184,785,342.30

Finding the Fourth Proportional to 318,721,397.04, 439,836,438.78 and 184,785,342.30

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Solution

The fourth proportional to 318,721,397.04, 439,836,438.78 and 184,785,342.30 is: 255,004,300.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,721,397.04 : 439,836,438.78 = 184,785,342.30 : x
  2. Step 2: Convert to fraction form
    318,721,397.04/439,836,438.78 = 184,785,342.30/x
  3. Step 3: Cross multiply
    318,721,397.04x = 439,836,438.78 × 184,785,342.30
  4. Step 4: Simplify right side
    318,721,397.04x = 81,275,326,895,975,296
  5. Step 5: Solve for x
    x = 81,275,326,895,975,296/318,721,397.04
  6. Step 6: Final answer
    x = 255,004,300.47

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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.