Home / 168,720,033.80-253,080,050.70-53,716,201.40

Finding the Fourth Proportional to 168,720,033.80, 253,080,050.70 and 53,716,201.40

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Solution

The fourth proportional to 168,720,033.80, 253,080,050.70 and 53,716,201.40 is: 80,574,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,720,033.80 : 253,080,050.70 = 53,716,201.40 : x
  2. Step 2: Convert to fraction form
    168,720,033.80/253,080,050.70 = 53,716,201.40/x
  3. Step 3: Cross multiply
    168,720,033.80x = 253,080,050.70 × 53,716,201.40
  4. Step 4: Simplify right side
    168,720,033.80x = 13,594,498,973,723,410
  5. Step 5: Solve for x
    x = 13,594,498,973,723,410/168,720,033.80
  6. Step 6: Final answer
    x = 80,574,302.10

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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.