Home / 176,271,285.60-264,448,918.80-85,320,079.20

Finding the Fourth Proportional to 176,271,285.60, 264,448,918.80 and 85,320,079.20

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Solution

The fourth proportional to 176,271,285.60, 264,448,918.80 and 85,320,079.20 is: 128,000,443.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,271,285.60 : 264,448,918.80 = 85,320,079.20 : x
  2. Step 2: Convert to fraction form
    176,271,285.60/264,448,918.80 = 85,320,079.20/x
  3. Step 3: Cross multiply
    176,271,285.60x = 264,448,918.80 × 85,320,079.20
  4. Step 4: Simplify right side
    176,271,285.60x = 22,562,802,696,370,372
  5. Step 5: Solve for x
    x = 22,562,802,696,370,372/176,271,285.60
  6. Step 6: Final answer
    x = 128,000,443.29

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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.