Home / 446,146,445,988.81-669,350,968,161.66-143,953,379,674.92

Finding the Fourth Proportional to 446,146,445,988.81, 669,350,968,161.66 and 143,953,379,674.92

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Solution

The fourth proportional to 446,146,445,988.81, 669,350,968,161.66 and 143,953,379,674.92 is: 215,972,434,436.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,146,445,988.81 : 669,350,968,161.66 = 143,953,379,674.92 : x
  2. Step 2: Convert to fraction form
    446,146,445,988.81/669,350,968,161.66 = 143,953,379,674.92/x
  3. Step 3: Cross multiply
    446,146,445,988.81x = 669,350,968,161.66 × 143,953,379,674.92
  4. Step 4: Simplify right side
    446,146,445,988.81x = 96,355,334,055,550,743,740,416
  5. Step 5: Solve for x
    x = 96,355,334,055,550,743,740,416/446,146,445,988.81
  6. Step 6: Final answer
    x = 215,972,434,436.85

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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.