Home / 156,533,819.60-234,744,851.64-64,390,627.28

Finding the Fourth Proportional to 156,533,819.60, 234,744,851.64 and 64,390,627.28

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Solution

The fourth proportional to 156,533,819.60, 234,744,851.64 and 64,390,627.28 is: 96,562,955.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,533,819.60 : 234,744,851.64 = 64,390,627.28 : x
  2. Step 2: Convert to fraction form
    156,533,819.60/234,744,851.64 = 64,390,627.28/x
  3. Step 3: Cross multiply
    156,533,819.60x = 234,744,851.64 × 64,390,627.28
  4. Step 4: Simplify right side
    156,533,819.60x = 15,115,368,247,850,136
  5. Step 5: Solve for x
    x = 15,115,368,247,850,136/156,533,819.60
  6. Step 6: Final answer
    x = 96,562,955.45

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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.