Home / 168,032,221.60-252,048,332.40-40,381,405.60

Finding the Fourth Proportional to 168,032,221.60, 252,048,332.40 and 40,381,405.60

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Solution

The fourth proportional to 168,032,221.60, 252,048,332.40 and 40,381,405.60 is: 60,572,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,032,221.60 : 252,048,332.40 = 40,381,405.60 : x
  2. Step 2: Convert to fraction form
    168,032,221.60/252,048,332.40 = 40,381,405.60/x
  3. Step 3: Cross multiply
    168,032,221.60x = 252,048,332.40 × 40,381,405.60
  4. Step 4: Simplify right side
    168,032,221.60x = 10,178,065,941,448,022
  5. Step 5: Solve for x
    x = 10,178,065,941,448,022/168,032,221.60
  6. Step 6: Final answer
    x = 60,572,108.40

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1.5x scale

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.