Home / 173,868,281.70-260,802,422.55-127,951,779.30

Finding the Fourth Proportional to 173,868,281.70, 260,802,422.55 and 127,951,779.30

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Solution

The fourth proportional to 173,868,281.70, 260,802,422.55 and 127,951,779.30 is: 191,927,668.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,868,281.70 : 260,802,422.55 = 127,951,779.30 : x
  2. Step 2: Convert to fraction form
    173,868,281.70/260,802,422.55 = 127,951,779.30/x
  3. Step 3: Cross multiply
    173,868,281.70x = 260,802,422.55 × 127,951,779.30
  4. Step 4: Simplify right side
    173,868,281.70x = 33,370,134,011,022,944
  5. Step 5: Solve for x
    x = 33,370,134,011,022,944/173,868,281.70
  6. Step 6: Final answer
    x = 191,927,668.95

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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.