Home / 472,500,833.80-708,751,250.70-217,199,201.80

Finding the Fourth Proportional to 472,500,833.80, 708,751,250.70 and 217,199,201.80

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Solution

The fourth proportional to 472,500,833.80, 708,751,250.70 and 217,199,201.80 is: 325,798,802.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,500,833.80 : 708,751,250.70 = 217,199,201.80 : x
  2. Step 2: Convert to fraction form
    472,500,833.80/708,751,250.70 = 217,199,201.80/x
  3. Step 3: Cross multiply
    472,500,833.80x = 708,751,250.70 × 217,199,201.80
  4. Step 4: Simplify right side
    472,500,833.80x = 153,940,205,926,791,712
  5. Step 5: Solve for x
    x = 153,940,205,926,791,712/472,500,833.80
  6. Step 6: Final answer
    x = 325,798,802.70

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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.