Home / 127,641,235.60-191,036,700.60-112,335,734.80

Finding the Fourth Proportional to 127,641,235.60, 191,036,700.60 and 112,335,734.80

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Solution

The fourth proportional to 127,641,235.60, 191,036,700.60 and 112,335,734.80 is: 168,129,429.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,641,235.60 : 191,036,700.60 = 112,335,734.80 : x
  2. Step 2: Convert to fraction form
    127,641,235.60/191,036,700.60 = 112,335,734.80/x
  3. Step 3: Cross multiply
    127,641,235.60x = 191,036,700.60 × 112,335,734.80
  4. Step 4: Simplify right side
    127,641,235.60x = 21,460,248,135,668,600
  5. Step 5: Solve for x
    x = 21,460,248,135,668,600/127,641,235.60
  6. Step 6: Final answer
    x = 168,129,429.61

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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.