Home / 218,652,765.06-301,744,400.64-130,554,461.28

Finding the Fourth Proportional to 218,652,765.06, 301,744,400.64 and 130,554,461.28

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Solution

The fourth proportional to 218,652,765.06, 301,744,400.64 and 130,554,461.28 is: 180,167,297.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,652,765.06 : 301,744,400.64 = 130,554,461.28 : x
  2. Step 2: Convert to fraction form
    218,652,765.06/301,744,400.64 = 130,554,461.28/x
  3. Step 3: Cross multiply
    218,652,765.06x = 301,744,400.64 × 130,554,461.28
  4. Step 4: Simplify right side
    218,652,765.06x = 39,394,077,669,811,688
  5. Step 5: Solve for x
    x = 39,394,077,669,811,688/218,652,765.06
  6. Step 6: Final answer
    x = 180,167,297.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.