Home / 2,529,239,788.42-3,490,716,178.65-1,457,337,902.38

Finding the Fourth Proportional to 2,529,239,788.42, 3,490,716,178.65 and 1,457,337,902.38

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Solution

The fourth proportional to 2,529,239,788.42, 3,490,716,178.65 and 1,457,337,902.38 is: 2,011,336,772.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,239,788.42 : 3,490,716,178.65 = 1,457,337,902.38 : x
  2. Step 2: Convert to fraction form
    2,529,239,788.42/3,490,716,178.65 = 1,457,337,902.38/x
  3. Step 3: Cross multiply
    2,529,239,788.42x = 3,490,716,178.65 × 1,457,337,902.38
  4. Step 4: Simplify right side
    2,529,239,788.42x = 5,087,152,993,597,720,576
  5. Step 5: Solve for x
    x = 5,087,152,993,597,720,576/2,529,239,788.42
  6. Step 6: Final answer
    x = 2,011,336,772.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.