Home / 127,739,768.41-191,606,901.52-35,621,052.10

Finding the Fourth Proportional to 127,739,768.41, 191,606,901.52 and 35,621,052.10

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Solution

The fourth proportional to 127,739,768.41, 191,606,901.52 and 35,621,052.10 is: 53,430,810.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,739,768.41 : 191,606,901.52 = 35,621,052.10 : x
  2. Step 2: Convert to fraction form
    127,739,768.41/191,606,901.52 = 35,621,052.10/x
  3. Step 3: Cross multiply
    127,739,768.41x = 191,606,901.52 × 35,621,052.10
  4. Step 4: Simplify right side
    127,739,768.41x = 6,825,239,421,763,490
  5. Step 5: Solve for x
    x = 6,825,239,421,763,490/127,739,768.41
  6. Step 6: Final answer
    x = 53,430,810.99

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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.