Home / 654,124,191.60-981,186,288.36-265,856,054.64

Finding the Fourth Proportional to 654,124,191.60, 981,186,288.36 and 265,856,054.64

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Solution

The fourth proportional to 654,124,191.60, 981,186,288.36 and 265,856,054.64 is: 398,784,082.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,124,191.60 : 981,186,288.36 = 265,856,054.64 : x
  2. Step 2: Convert to fraction form
    654,124,191.60/981,186,288.36 = 265,856,054.64/x
  3. Step 3: Cross multiply
    654,124,191.60x = 981,186,288.36 × 265,856,054.64
  4. Step 4: Simplify right side
    654,124,191.60x = 260,854,315,490,254,944
  5. Step 5: Solve for x
    x = 260,854,315,490,254,944/654,124,191.60
  6. Step 6: Final answer
    x = 398,784,082.35

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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.