Home / 156,006,415.80-234,009,623.70-75,384,847.80

Finding the Fourth Proportional to 156,006,415.80, 234,009,623.70 and 75,384,847.80

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Solution

The fourth proportional to 156,006,415.80, 234,009,623.70 and 75,384,847.80 is: 113,077,271.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,006,415.80 : 234,009,623.70 = 75,384,847.80 : x
  2. Step 2: Convert to fraction form
    156,006,415.80/234,009,623.70 = 75,384,847.80/x
  3. Step 3: Cross multiply
    156,006,415.80x = 234,009,623.70 × 75,384,847.80
  4. Step 4: Simplify right side
    156,006,415.80x = 17,640,779,866,359,772
  5. Step 5: Solve for x
    x = 17,640,779,866,359,772/156,006,415.80
  6. Step 6: Final answer
    x = 113,077,271.70

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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.