Home / 176,271,417.60-264,449,116.80-85,320,211.20

Finding the Fourth Proportional to 176,271,417.60, 264,449,116.80 and 85,320,211.20

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Solution

The fourth proportional to 176,271,417.60, 264,449,116.80 and 85,320,211.20 is: 128,000,641.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,271,417.60 : 264,449,116.80 = 85,320,211.20 : x
  2. Step 2: Convert to fraction form
    176,271,417.60/264,449,116.80 = 85,320,211.20/x
  3. Step 3: Cross multiply
    176,271,417.60x = 264,449,116.80 × 85,320,211.20
  4. Step 4: Simplify right side
    176,271,417.60x = 22,562,854,497,029,468
  5. Step 5: Solve for x
    x = 22,562,854,497,029,468/176,271,417.60
  6. Step 6: Final answer
    x = 128,000,641.31

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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.