Home / 156,837,200.90-235,255,801.35-54,567,248.90

Finding the Fourth Proportional to 156,837,200.90, 235,255,801.35 and 54,567,248.90

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Solution

The fourth proportional to 156,837,200.90, 235,255,801.35 and 54,567,248.90 is: 81,850,873.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,837,200.90 : 235,255,801.35 = 54,567,248.90 : x
  2. Step 2: Convert to fraction form
    156,837,200.90/235,255,801.35 = 54,567,248.90/x
  3. Step 3: Cross multiply
    156,837,200.90x = 235,255,801.35 × 54,567,248.90
  4. Step 4: Simplify right side
    156,837,200.90x = 12,837,261,867,434,406
  5. Step 5: Solve for x
    x = 12,837,261,867,434,406/156,837,200.90
  6. Step 6: Final answer
    x = 81,850,873.35

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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.