Home / 301,920,037.20-452,880,055.80-272,265,629.40

Finding the Fourth Proportional to 301,920,037.20, 452,880,055.80 and 272,265,629.40

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Solution

The fourth proportional to 301,920,037.20, 452,880,055.80 and 272,265,629.40 is: 408,398,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,920,037.20 : 452,880,055.80 = 272,265,629.40 : x
  2. Step 2: Convert to fraction form
    301,920,037.20/452,880,055.80 = 272,265,629.40/x
  3. Step 3: Cross multiply
    301,920,037.20x = 452,880,055.80 × 272,265,629.40
  4. Step 4: Simplify right side
    301,920,037.20x = 123,303,673,435,094,112
  5. Step 5: Solve for x
    x = 123,303,673,435,094,112/301,920,037.20
  6. Step 6: Final answer
    x = 408,398,444.10

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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.