Home / 360,657,059.60-541,008,030.72-130,628,137.12

Finding the Fourth Proportional to 360,657,059.60, 541,008,030.72 and 130,628,137.12

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Solution

The fourth proportional to 360,657,059.60, 541,008,030.72 and 130,628,137.12 is: 195,950,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,657,059.60 : 541,008,030.72 = 130,628,137.12 : x
  2. Step 2: Convert to fraction form
    360,657,059.60/541,008,030.72 = 130,628,137.12/x
  3. Step 3: Cross multiply
    360,657,059.60x = 541,008,030.72 × 130,628,137.12
  4. Step 4: Simplify right side
    360,657,059.60x = 70,670,871,219,913,336
  5. Step 5: Solve for x
    x = 70,670,871,219,913,336/360,657,059.60
  6. Step 6: Final answer
    x = 195,950,333.81

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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.