Home / 143,930,124.94-215,895,012.30-46,885,674.10

Finding the Fourth Proportional to 143,930,124.94, 215,895,012.30 and 46,885,674.10

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Solution

The fourth proportional to 143,930,124.94, 215,895,012.30 and 46,885,674.10 is: 70,328,454.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,930,124.94 : 215,895,012.30 = 46,885,674.10 : x
  2. Step 2: Convert to fraction form
    143,930,124.94/215,895,012.30 = 46,885,674.10/x
  3. Step 3: Cross multiply
    143,930,124.94x = 215,895,012.30 × 46,885,674.10
  4. Step 4: Simplify right side
    143,930,124.94x = 10,122,383,186,513,292
  5. Step 5: Solve for x
    x = 10,122,383,186,513,292/143,930,124.94
  6. Step 6: Final answer
    x = 70,328,454.11

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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.