Home / 1,285,903,294,525.70-1,928,854,941,124.20-480,133,161,570.92

Finding the Fourth Proportional to 1,285,903,294,525.70, 1,928,854,941,124.20 and 480,133,161,570.92

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Solution

The fourth proportional to 1,285,903,294,525.70, 1,928,854,941,124.20 and 480,133,161,570.92 is: 720,199,742,108.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,903,294,525.70 : 1,928,854,941,124.20 = 480,133,161,570.92 : x
  2. Step 2: Convert to fraction form
    1,285,903,294,525.70/1,928,854,941,124.20 = 480,133,161,570.92/x
  3. Step 3: Cross multiply
    1,285,903,294,525.70x = 1,928,854,941,124.20 × 480,133,161,570.92
  4. Step 4: Simplify right side
    1,285,903,294,525.70x = 926,107,221,093,652,887,502,848
  5. Step 5: Solve for x
    x = 926,107,221,093,652,887,502,848/1,285,903,294,525.70
  6. Step 6: Final answer
    x = 720,199,742,108.32

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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.