Home / 3,413,248,852.55-5,120,214,286.80-926,149,259.30

Finding the Fourth Proportional to 3,413,248,852.55, 5,120,214,286.80 and 926,149,259.30

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Solution

The fourth proportional to 3,413,248,852.55, 5,120,214,286.80 and 926,149,259.30 is: 1,389,316,417.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413,248,852.55 : 5,120,214,286.80 = 926,149,259.30 : x
  2. Step 2: Convert to fraction form
    3,413,248,852.55/5,120,214,286.80 = 926,149,259.30/x
  3. Step 3: Cross multiply
    3,413,248,852.55x = 5,120,214,286.80 × 926,149,259.30
  4. Step 4: Simplify right side
    3,413,248,852.55x = 4,742,082,669,177,097,216
  5. Step 5: Solve for x
    x = 4,742,082,669,177,097,216/3,413,248,852.55
  6. Step 6: Final answer
    x = 1,389,316,417.89

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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.