Home / 484,507,341.20-726,761,011.80-354,410,584.40

Finding the Fourth Proportional to 484,507,341.20, 726,761,011.80 and 354,410,584.40

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Solution

The fourth proportional to 484,507,341.20, 726,761,011.80 and 354,410,584.40 is: 531,615,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,507,341.20 : 726,761,011.80 = 354,410,584.40 : x
  2. Step 2: Convert to fraction form
    484,507,341.20/726,761,011.80 = 354,410,584.40/x
  3. Step 3: Cross multiply
    484,507,341.20x = 726,761,011.80 × 354,410,584.40
  4. Step 4: Simplify right side
    484,507,341.20x = 257,571,794,911,173,248
  5. Step 5: Solve for x
    x = 257,571,794,911,173,248/484,507,341.20
  6. Step 6: Final answer
    x = 531,615,876.60

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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.