Home / 487,296,038.80-730,944,058.20-414,736,627.60

Finding the Fourth Proportional to 487,296,038.80, 730,944,058.20 and 414,736,627.60

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Solution

The fourth proportional to 487,296,038.80, 730,944,058.20 and 414,736,627.60 is: 622,104,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,296,038.80 : 730,944,058.20 = 414,736,627.60 : x
  2. Step 2: Convert to fraction form
    487,296,038.80/730,944,058.20 = 414,736,627.60/x
  3. Step 3: Cross multiply
    487,296,038.80x = 730,944,058.20 × 414,736,627.60
  4. Step 4: Simplify right side
    487,296,038.80x = 303,149,273,662,126,144
  5. Step 5: Solve for x
    x = 303,149,273,662,126,144/487,296,038.80
  6. Step 6: Final answer
    x = 622,104,941.40

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1.5x scale

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.