Home / 219,827,300.53-303,347,877.10-120,707,354.02

Finding the Fourth Proportional to 219,827,300.53, 303,347,877.10 and 120,707,354.02

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Solution

The fourth proportional to 219,827,300.53, 303,347,877.10 and 120,707,354.02 is: 166,568,572.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,827,300.53 : 303,347,877.10 = 120,707,354.02 : x
  2. Step 2: Convert to fraction form
    219,827,300.53/303,347,877.10 = 120,707,354.02/x
  3. Step 3: Cross multiply
    219,827,300.53x = 303,347,877.10 × 120,707,354.02
  4. Step 4: Simplify right side
    219,827,300.53x = 36,616,319,592,325,152
  5. Step 5: Solve for x
    x = 36,616,319,592,325,152/219,827,300.53
  6. Step 6: Final answer
    x = 166,568,572.26

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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.