Home / 126,596,884.65-189,886,928.90-57,493,283.37

Finding the Fourth Proportional to 126,596,884.65, 189,886,928.90 and 57,493,283.37

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Solution

The fourth proportional to 126,596,884.65, 189,886,928.90 and 57,493,283.37 is: 86,236,111.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,596,884.65 : 189,886,928.90 = 57,493,283.37 : x
  2. Step 2: Convert to fraction form
    126,596,884.65/189,886,928.90 = 57,493,283.37/x
  3. Step 3: Cross multiply
    126,596,884.65x = 189,886,928.90 × 57,493,283.37
  4. Step 4: Simplify right side
    126,596,884.65x = 10,917,223,011,219,276
  5. Step 5: Solve for x
    x = 10,917,223,011,219,276/126,596,884.65
  6. Step 6: Final answer
    x = 86,236,111.11

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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.