Home / 185,516,102.40-278,274,153.60-117,435,667.20

Finding the Fourth Proportional to 185,516,102.40, 278,274,153.60 and 117,435,667.20

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Solution

The fourth proportional to 185,516,102.40, 278,274,153.60 and 117,435,667.20 is: 176,153,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,516,102.40 : 278,274,153.60 = 117,435,667.20 : x
  2. Step 2: Convert to fraction form
    185,516,102.40/278,274,153.60 = 117,435,667.20/x
  3. Step 3: Cross multiply
    185,516,102.40x = 278,274,153.60 × 117,435,667.20
  4. Step 4: Simplify right side
    185,516,102.40x = 32,679,310,892,531,284
  5. Step 5: Solve for x
    x = 32,679,310,892,531,284/185,516,102.40
  6. Step 6: Final answer
    x = 176,153,500.80

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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.