Home / 218,653,024.10-301,744,759.50-130,554,720.32

Finding the Fourth Proportional to 218,653,024.10, 301,744,759.50 and 130,554,720.32

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Solution

The fourth proportional to 218,653,024.10, 301,744,759.50 and 130,554,720.32 is: 180,167,655.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,653,024.10 : 301,744,759.50 = 130,554,720.32 : x
  2. Step 2: Convert to fraction form
    218,653,024.10/301,744,759.50 = 130,554,720.32/x
  3. Step 3: Cross multiply
    218,653,024.10x = 301,744,759.50 × 130,554,720.32
  4. Step 4: Simplify right side
    218,653,024.10x = 39,394,202,683,039,440
  5. Step 5: Solve for x
    x = 39,394,202,683,039,440/218,653,024.10
  6. Step 6: Final answer
    x = 180,167,655.33

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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.