Home / 314,061,611.27-470,874,261.60-139,089,298.46

Finding the Fourth Proportional to 314,061,611.27, 470,874,261.60 and 139,089,298.46

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Solution

The fourth proportional to 314,061,611.27, 470,874,261.60 and 139,089,298.46 is: 208,537,332.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,061,611.27 : 470,874,261.60 = 139,089,298.46 : x
  2. Step 2: Convert to fraction form
    314,061,611.27/470,874,261.60 = 139,089,298.46/x
  3. Step 3: Cross multiply
    314,061,611.27x = 470,874,261.60 × 139,089,298.46
  4. Step 4: Simplify right side
    314,061,611.27x = 65,493,570,706,460,152
  5. Step 5: Solve for x
    x = 65,493,570,706,460,152/314,061,611.27
  6. Step 6: Final answer
    x = 208,537,332.67

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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.