Home / 172,041,025.60-257,636,385.60-114,220,244.80

Finding the Fourth Proportional to 172,041,025.60, 257,636,385.60 and 114,220,244.80

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Solution

The fourth proportional to 172,041,025.60, 257,636,385.60 and 114,220,244.80 is: 171,048,102.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,041,025.60 : 257,636,385.60 = 114,220,244.80 : x
  2. Step 2: Convert to fraction form
    172,041,025.60/257,636,385.60 = 114,220,244.80/x
  3. Step 3: Cross multiply
    172,041,025.60x = 257,636,385.60 × 114,220,244.80
  4. Step 4: Simplify right side
    172,041,025.60x = 29,427,291,032,619,192
  5. Step 5: Solve for x
    x = 29,427,291,032,619,192/172,041,025.60
  6. Step 6: Final answer
    x = 171,048,102.80

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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.