Home / 115,262,053.87-159,062,896.35-63,051,090.05

Finding the Fourth Proportional to 115,262,053.87, 159,062,896.35 and 63,051,090.05

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Solution

The fourth proportional to 115,262,053.87, 159,062,896.35 and 63,051,090.05 is: 87,011,194.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,262,053.87 : 159,062,896.35 = 63,051,090.05 : x
  2. Step 2: Convert to fraction form
    115,262,053.87/159,062,896.35 = 63,051,090.05/x
  3. Step 3: Cross multiply
    115,262,053.87x = 159,062,896.35 × 63,051,090.05
  4. Step 4: Simplify right side
    115,262,053.87x = 10,029,089,000,582,352
  5. Step 5: Solve for x
    x = 10,029,089,000,582,352/115,262,053.87
  6. Step 6: Final answer
    x = 87,011,194.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.