Home / 143,618,239.46-215,457,624.03-46,566,379.22

Finding the Fourth Proportional to 143,618,239.46, 215,457,624.03 and 46,566,379.22

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Solution

The fourth proportional to 143,618,239.46, 215,457,624.03 and 46,566,379.22 is: 69,859,381.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,618,239.46 : 215,457,624.03 = 46,566,379.22 : x
  2. Step 2: Convert to fraction form
    143,618,239.46/215,457,624.03 = 46,566,379.22/x
  3. Step 3: Cross multiply
    143,618,239.46x = 215,457,624.03 × 46,566,379.22
  4. Step 4: Simplify right side
    143,618,239.46x = 10,033,081,426,421,164
  5. Step 5: Solve for x
    x = 10,033,081,426,421,164/143,618,239.46
  6. Step 6: Final answer
    x = 69,859,381.82

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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.