Home / 207,536,828.73-286,402,729.32-118,227,449.27

Finding the Fourth Proportional to 207,536,828.73, 286,402,729.32 and 118,227,449.27

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Solution

The fourth proportional to 207,536,828.73, 286,402,729.32 and 118,227,449.27 is: 163,154,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,536,828.73 : 286,402,729.32 = 118,227,449.27 : x
  2. Step 2: Convert to fraction form
    207,536,828.73/286,402,729.32 = 118,227,449.27/x
  3. Step 3: Cross multiply
    207,536,828.73x = 286,402,729.32 × 118,227,449.27
  4. Step 4: Simplify right side
    207,536,828.73x = 33,860,664,151,469,840
  5. Step 5: Solve for x
    x = 33,860,664,151,469,840/207,536,828.73
  6. Step 6: Final answer
    x = 163,154,965.60

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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.