Home / 460,529,472.40-690,597,575.44-266,574,765.04

Finding the Fourth Proportional to 460,529,472.40, 690,597,575.44 and 266,574,765.04

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Solution

The fourth proportional to 460,529,472.40, 690,597,575.44 and 266,574,765.04 is: 399,748,327.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,529,472.40 : 690,597,575.44 = 266,574,765.04 : x
  2. Step 2: Convert to fraction form
    460,529,472.40/690,597,575.44 = 266,574,765.04/x
  3. Step 3: Cross multiply
    460,529,472.40x = 690,597,575.44 × 266,574,765.04
  4. Step 4: Simplify right side
    460,529,472.40x = 184,095,886,410,111,680
  5. Step 5: Solve for x
    x = 184,095,886,410,111,680/460,529,472.40
  6. Step 6: Final answer
    x = 399,748,327.62

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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.