Home / 690,302,923.58-1,035,599,808.76-223,927,931.84

Finding the Fourth Proportional to 690,302,923.58, 1,035,599,808.76 and 223,927,931.84

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Solution

The fourth proportional to 690,302,923.58, 1,035,599,808.76 and 223,927,931.84 is: 335,939,071.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,302,923.58 : 1,035,599,808.76 = 223,927,931.84 : x
  2. Step 2: Convert to fraction form
    690,302,923.58/1,035,599,808.76 = 223,927,931.84/x
  3. Step 3: Cross multiply
    690,302,923.58x = 1,035,599,808.76 × 223,927,931.84
  4. Step 4: Simplify right side
    690,302,923.58x = 231,899,723,383,788,512
  5. Step 5: Solve for x
    x = 231,899,723,383,788,512/690,302,923.58
  6. Step 6: Final answer
    x = 335,939,071.76

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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.