Home / 309,554,173.65-464,535,564.27-164,089,886.92

Finding the Fourth Proportional to 309,554,173.65, 464,535,564.27 and 164,089,886.92

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Solution

The fourth proportional to 309,554,173.65, 464,535,564.27 and 164,089,886.92 is: 246,243,128.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,554,173.65 : 464,535,564.27 = 164,089,886.92 : x
  2. Step 2: Convert to fraction form
    309,554,173.65/464,535,564.27 = 164,089,886.92/x
  3. Step 3: Cross multiply
    309,554,173.65x = 464,535,564.27 × 164,089,886.92
  4. Step 4: Simplify right side
    309,554,173.65x = 76,225,588,211,382,688
  5. Step 5: Solve for x
    x = 76,225,588,211,382,688/309,554,173.65
  6. Step 6: Final answer
    x = 246,243,128.67

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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.