Home / 205,336,985.50-283,365,039.99-118,416,857.50

Finding the Fourth Proportional to 205,336,985.50, 283,365,039.99 and 118,416,857.50

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Solution

The fourth proportional to 205,336,985.50, 283,365,039.99 and 118,416,857.50 is: 163,415,263.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,336,985.50 : 283,365,039.99 = 118,416,857.50 : x
  2. Step 2: Convert to fraction form
    205,336,985.50/283,365,039.99 = 118,416,857.50/x
  3. Step 3: Cross multiply
    205,336,985.50x = 283,365,039.99 × 118,416,857.50
  4. Step 4: Simplify right side
    205,336,985.50x = 33,555,197,560,977,632
  5. Step 5: Solve for x
    x = 33,555,197,560,977,632/205,336,985.50
  6. Step 6: Final answer
    x = 163,415,263.35

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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.