Home / 70,127,351.44-105,191,027.55-19,009,370.02

Finding the Fourth Proportional to 70,127,351.44, 105,191,027.55 and 19,009,370.02

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Solution

The fourth proportional to 70,127,351.44, 105,191,027.55 and 19,009,370.02 is: 28,514,055.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,127,351.44 : 105,191,027.55 = 19,009,370.02 : x
  2. Step 2: Convert to fraction form
    70,127,351.44/105,191,027.55 = 19,009,370.02/x
  3. Step 3: Cross multiply
    70,127,351.44x = 105,191,027.55 × 19,009,370.02
  4. Step 4: Simplify right side
    70,127,351.44x = 1,999,615,165,481,964
  5. Step 5: Solve for x
    x = 1,999,615,165,481,964/70,127,351.44
  6. Step 6: Final answer
    x = 28,514,055.14

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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.