Home / 122,127,801.60-183,191,702.40-54,103,353.60

Finding the Fourth Proportional to 122,127,801.60, 183,191,702.40 and 54,103,353.60

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Solution

The fourth proportional to 122,127,801.60, 183,191,702.40 and 54,103,353.60 is: 81,155,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,127,801.60 : 183,191,702.40 = 54,103,353.60 : x
  2. Step 2: Convert to fraction form
    122,127,801.60/183,191,702.40 = 54,103,353.60/x
  3. Step 3: Cross multiply
    122,127,801.60x = 183,191,702.40 × 54,103,353.60
  4. Step 4: Simplify right side
    122,127,801.60x = 9,911,285,451,533,170
  5. Step 5: Solve for x
    x = 9,911,285,451,533,170/122,127,801.60
  6. Step 6: Final answer
    x = 81,155,030.40

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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.