Home / 112,993,315.60-169,489,973.40-31,112,035.60

Finding the Fourth Proportional to 112,993,315.60, 169,489,973.40 and 31,112,035.60

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Solution

The fourth proportional to 112,993,315.60, 169,489,973.40 and 31,112,035.60 is: 46,668,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,993,315.60 : 169,489,973.40 = 31,112,035.60 : x
  2. Step 2: Convert to fraction form
    112,993,315.60/169,489,973.40 = 31,112,035.60/x
  3. Step 3: Cross multiply
    112,993,315.60x = 169,489,973.40 × 31,112,035.60
  4. Step 4: Simplify right side
    112,993,315.60x = 5,273,178,086,263,853
  5. Step 5: Solve for x
    x = 5,273,178,086,263,853/112,993,315.60
  6. Step 6: Final answer
    x = 46,668,053.40

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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.