Home / 112,182,309.60-168,273,464.40-51,716,133.60

Finding the Fourth Proportional to 112,182,309.60, 168,273,464.40 and 51,716,133.60

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Solution

The fourth proportional to 112,182,309.60, 168,273,464.40 and 51,716,133.60 is: 77,574,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,182,309.60 : 168,273,464.40 = 51,716,133.60 : x
  2. Step 2: Convert to fraction form
    112,182,309.60/168,273,464.40 = 51,716,133.60/x
  3. Step 3: Cross multiply
    112,182,309.60x = 168,273,464.40 × 51,716,133.60
  4. Step 4: Simplify right side
    112,182,309.60x = 8,702,452,966,245,244
  5. Step 5: Solve for x
    x = 8,702,452,966,245,244/112,182,309.60
  6. Step 6: Final answer
    x = 77,574,200.40

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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.