Home / 112,100,460.40-168,150,690.60-83,402,646.40

Finding the Fourth Proportional to 112,100,460.40, 168,150,690.60 and 83,402,646.40

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Solution

The fourth proportional to 112,100,460.40, 168,150,690.60 and 83,402,646.40 is: 125,103,969.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,100,460.40 : 168,150,690.60 = 83,402,646.40 : x
  2. Step 2: Convert to fraction form
    112,100,460.40/168,150,690.60 = 83,402,646.40/x
  3. Step 3: Cross multiply
    112,100,460.40x = 168,150,690.60 × 83,402,646.40
  4. Step 4: Simplify right side
    112,100,460.40x = 14,024,212,590,027,604
  5. Step 5: Solve for x
    x = 14,024,212,590,027,604/112,100,460.40
  6. Step 6: Final answer
    x = 125,103,969.60

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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.