Home / 380,946,466.08-571,282,686.29-131,884,094.94

Finding the Fourth Proportional to 380,946,466.08, 571,282,686.29 and 131,884,094.94

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Solution

The fourth proportional to 380,946,466.08, 571,282,686.29 and 131,884,094.94 is: 197,778,708.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,946,466.08 : 571,282,686.29 = 131,884,094.94 : x
  2. Step 2: Convert to fraction form
    380,946,466.08/571,282,686.29 = 131,884,094.94/x
  3. Step 3: Cross multiply
    380,946,466.08x = 571,282,686.29 × 131,884,094.94
  4. Step 4: Simplify right side
    380,946,466.08x = 75,343,100,035,589,168
  5. Step 5: Solve for x
    x = 75,343,100,035,589,168/380,946,466.08
  6. Step 6: Final answer
    x = 197,778,708.41

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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.