Home / 235,769,979,655.42-353,714,484,939.72-65,789,425,913.84

Finding the Fourth Proportional to 235,769,979,655.42, 353,714,484,939.72 and 65,789,425,913.84

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Solution

The fourth proportional to 235,769,979,655.42, 353,714,484,939.72 and 65,789,425,913.84 is: 98,700,746,106.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,769,979,655.42 : 353,714,484,939.72 = 65,789,425,913.84 : x
  2. Step 2: Convert to fraction form
    235,769,979,655.42/353,714,484,939.72 = 65,789,425,913.84/x
  3. Step 3: Cross multiply
    235,769,979,655.42x = 353,714,484,939.72 × 65,789,425,913.84
  4. Step 4: Simplify right side
    235,769,979,655.42x = 23,270,672,901,593,781,764,096
  5. Step 5: Solve for x
    x = 23,270,672,901,593,781,764,096/235,769,979,655.42
  6. Step 6: Final answer
    x = 98,700,746,106.88

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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.