Home / 476,807,735.55-657,846,791.60-278,426,124.66

Finding the Fourth Proportional to 476,807,735.55, 657,846,791.60 and 278,426,124.66

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Solution

The fourth proportional to 476,807,735.55, 657,846,791.60 and 278,426,124.66 is: 384,141,697.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,807,735.55 : 657,846,791.60 = 278,426,124.66 : x
  2. Step 2: Convert to fraction form
    476,807,735.55/657,846,791.60 = 278,426,124.66/x
  3. Step 3: Cross multiply
    476,807,735.55x = 657,846,791.60 × 278,426,124.66
  4. Step 4: Simplify right side
    476,807,735.55x = 183,161,732,808,627,360
  5. Step 5: Solve for x
    x = 183,161,732,808,627,360/476,807,735.55
  6. Step 6: Final answer
    x = 384,141,697.27

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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.