Home / 145,080,301.60-217,620,452.40-112,201,818.40

Finding the Fourth Proportional to 145,080,301.60, 217,620,452.40 and 112,201,818.40

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Solution

The fourth proportional to 145,080,301.60, 217,620,452.40 and 112,201,818.40 is: 168,302,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,080,301.60 : 217,620,452.40 = 112,201,818.40 : x
  2. Step 2: Convert to fraction form
    145,080,301.60/217,620,452.40 = 112,201,818.40/x
  3. Step 3: Cross multiply
    145,080,301.60x = 217,620,452.40 × 112,201,818.40
  4. Step 4: Simplify right side
    145,080,301.60x = 24,417,410,480,310,648
  5. Step 5: Solve for x
    x = 24,417,410,480,310,648/145,080,301.60
  6. Step 6: Final answer
    x = 168,302,727.60

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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.