Home / 116,774,904.97-175,108,441.51-42,980,148.73

Finding the Fourth Proportional to 116,774,904.97, 175,108,441.51 and 42,980,148.73

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Solution

The fourth proportional to 116,774,904.97, 175,108,441.51 and 42,980,148.73 is: 64,450,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,774,904.97 : 175,108,441.51 = 42,980,148.73 : x
  2. Step 2: Convert to fraction form
    116,774,904.97/175,108,441.51 = 42,980,148.73/x
  3. Step 3: Cross multiply
    116,774,904.97x = 175,108,441.51 × 42,980,148.73
  4. Step 4: Simplify right side
    116,774,904.97x = 7,526,186,859,978,305
  5. Step 5: Solve for x
    x = 7,526,186,859,978,305/116,774,904.97
  6. Step 6: Final answer
    x = 64,450,378.80

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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.