Home / 119,455,928.20-179,217,069.90-51,331,256.20

Finding the Fourth Proportional to 119,455,928.20, 179,217,069.90 and 51,331,256.20

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Solution

The fourth proportional to 119,455,928.20, 179,217,069.90 and 51,331,256.20 is: 77,011,141.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,455,928.20 : 179,217,069.90 = 51,331,256.20 : x
  2. Step 2: Convert to fraction form
    119,455,928.20/179,217,069.90 = 51,331,256.20/x
  3. Step 3: Cross multiply
    119,455,928.20x = 179,217,069.90 × 51,331,256.20
  4. Step 4: Simplify right side
    119,455,928.20x = 9,199,437,330,450,210
  5. Step 5: Solve for x
    x = 9,199,437,330,450,210/119,455,928.20
  6. Step 6: Final answer
    x = 77,011,141.00

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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.