Home / 417,199,603.20-625,883,385.60-144,513,945.60

Finding the Fourth Proportional to 417,199,603.20, 625,883,385.60 and 144,513,945.60

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Solution

The fourth proportional to 417,199,603.20, 625,883,385.60 and 144,513,945.60 is: 216,800,008.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,199,603.20 : 625,883,385.60 = 144,513,945.60 : x
  2. Step 2: Convert to fraction form
    417,199,603.20/625,883,385.60 = 144,513,945.60/x
  3. Step 3: Cross multiply
    417,199,603.20x = 625,883,385.60 × 144,513,945.60
  4. Step 4: Simplify right side
    417,199,603.20x = 90,448,877,538,542,224
  5. Step 5: Solve for x
    x = 90,448,877,538,542,224/417,199,603.20
  6. Step 6: Final answer
    x = 216,800,008.54

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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.