Home / 1,811,572,170.67-2,716,685,429.43-630,849,439.76

Finding the Fourth Proportional to 1,811,572,170.67, 2,716,685,429.43 and 630,849,439.76

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Solution

The fourth proportional to 1,811,572,170.67, 2,716,685,429.43 and 630,849,439.76 is: 946,039,859.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,572,170.67 : 2,716,685,429.43 = 630,849,439.76 : x
  2. Step 2: Convert to fraction form
    1,811,572,170.67/2,716,685,429.43 = 630,849,439.76/x
  3. Step 3: Cross multiply
    1,811,572,170.67x = 2,716,685,429.43 × 630,849,439.76
  4. Step 4: Simplify right side
    1,811,572,170.67x = 1,713,819,481,166,862,336
  5. Step 5: Solve for x
    x = 1,713,819,481,166,862,336/1,811,572,170.67
  6. Step 6: Final answer
    x = 946,039,859.14

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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.