Home / 3,870,233,419.65-5,341,375,544.67-2,199,733,666.71

Finding the Fourth Proportional to 3,870,233,419.65, 5,341,375,544.67 and 2,199,733,666.71

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Solution

The fourth proportional to 3,870,233,419.65, 5,341,375,544.67 and 2,199,733,666.71 is: 3,035,890,174.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,233,419.65 : 5,341,375,544.67 = 2,199,733,666.71 : x
  2. Step 2: Convert to fraction form
    3,870,233,419.65/5,341,375,544.67 = 2,199,733,666.71/x
  3. Step 3: Cross multiply
    3,870,233,419.65x = 5,341,375,544.67 × 2,199,733,666.71
  4. Step 4: Simplify right side
    3,870,233,419.65x = 11,749,603,612,152,061,952
  5. Step 5: Solve for x
    x = 11,749,603,612,152,061,952/3,870,233,419.65
  6. Step 6: Final answer
    x = 3,035,890,174.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.