Home / 161,768,009.60-242,652,014.40-52,592,969.60

Finding the Fourth Proportional to 161,768,009.60, 242,652,014.40 and 52,592,969.60

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Solution

The fourth proportional to 161,768,009.60, 242,652,014.40 and 52,592,969.60 is: 78,889,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,768,009.60 : 242,652,014.40 = 52,592,969.60 : x
  2. Step 2: Convert to fraction form
    161,768,009.60/242,652,014.40 = 52,592,969.60/x
  3. Step 3: Cross multiply
    161,768,009.60x = 242,652,014.40 × 52,592,969.60
  4. Step 4: Simplify right side
    161,768,009.60x = 12,761,790,016,717,962
  5. Step 5: Solve for x
    x = 12,761,790,016,717,962/161,768,009.60
  6. Step 6: Final answer
    x = 78,889,454.40

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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.