Home / 112,534,403.40-168,801,605.10-104,976,131.40

Finding the Fourth Proportional to 112,534,403.40, 168,801,605.10 and 104,976,131.40

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Solution

The fourth proportional to 112,534,403.40, 168,801,605.10 and 104,976,131.40 is: 157,464,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,534,403.40 : 168,801,605.10 = 104,976,131.40 : x
  2. Step 2: Convert to fraction form
    112,534,403.40/168,801,605.10 = 104,976,131.40/x
  3. Step 3: Cross multiply
    112,534,403.40x = 168,801,605.10 × 104,976,131.40
  4. Step 4: Simplify right side
    112,534,403.40x = 17,720,139,477,508,510
  5. Step 5: Solve for x
    x = 17,720,139,477,508,510/112,534,403.40
  6. Step 6: Final answer
    x = 157,464,197.10

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1.5x scale

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.