Home / 469,526,814.36-704,312,871.48-154,385,865.90

Finding the Fourth Proportional to 469,526,814.36, 704,312,871.48 and 154,385,865.90

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Solution

The fourth proportional to 469,526,814.36, 704,312,871.48 and 154,385,865.90 is: 231,586,246.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,526,814.36 : 704,312,871.48 = 154,385,865.90 : x
  2. Step 2: Convert to fraction form
    469,526,814.36/704,312,871.48 = 154,385,865.90/x
  3. Step 3: Cross multiply
    469,526,814.36x = 704,312,871.48 × 154,385,865.90
  4. Step 4: Simplify right side
    469,526,814.36x = 108,735,952,527,955,216
  5. Step 5: Solve for x
    x = 108,735,952,527,955,216/469,526,814.36
  6. Step 6: Final answer
    x = 231,586,246.41

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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.