Home / 247,152,037.20-370,728,055.80-235,814,629.20

Finding the Fourth Proportional to 247,152,037.20, 370,728,055.80 and 235,814,629.20

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Solution

The fourth proportional to 247,152,037.20, 370,728,055.80 and 235,814,629.20 is: 353,721,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,152,037.20 : 370,728,055.80 = 235,814,629.20 : x
  2. Step 2: Convert to fraction form
    247,152,037.20/370,728,055.80 = 235,814,629.20/x
  3. Step 3: Cross multiply
    247,152,037.20x = 370,728,055.80 × 235,814,629.20
  4. Step 4: Simplify right side
    247,152,037.20x = 87,423,099,012,513,904
  5. Step 5: Solve for x
    x = 87,423,099,012,513,904/247,152,037.20
  6. Step 6: Final answer
    x = 353,721,943.80

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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.