Home / 284,088,808.72-426,157,785.24-99,840,532.24

Finding the Fourth Proportional to 284,088,808.72, 426,157,785.24 and 99,840,532.24

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Solution

The fourth proportional to 284,088,808.72, 426,157,785.24 and 99,840,532.24 is: 149,769,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,088,808.72 : 426,157,785.24 = 99,840,532.24 : x
  2. Step 2: Convert to fraction form
    284,088,808.72/426,157,785.24 = 99,840,532.24/x
  3. Step 3: Cross multiply
    284,088,808.72x = 426,157,785.24 × 99,840,532.24
  4. Step 4: Simplify right side
    284,088,808.72x = 42,547,820,096,581,216
  5. Step 5: Solve for x
    x = 42,547,820,096,581,216/284,088,808.72
  6. Step 6: Final answer
    x = 149,769,434.03

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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.