Home / 219,952,572.10-303,500,807.49-127,115,151.10

Finding the Fourth Proportional to 219,952,572.10, 303,500,807.49 and 127,115,151.10

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Solution

The fourth proportional to 219,952,572.10, 303,500,807.49 and 127,115,151.10 is: 175,399,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,952,572.10 : 303,500,807.49 = 127,115,151.10 : x
  2. Step 2: Convert to fraction form
    219,952,572.10/303,500,807.49 = 127,115,151.10/x
  3. Step 3: Cross multiply
    219,952,572.10x = 303,500,807.49 × 127,115,151.10
  4. Step 4: Simplify right side
    219,952,572.10x = 38,579,551,003,063,360
  5. Step 5: Solve for x
    x = 38,579,551,003,063,360/219,952,572.10
  6. Step 6: Final answer
    x = 175,399,408.31

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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.