Home / 196,153,838.02-270,688,989.45-108,056,076.58

Finding the Fourth Proportional to 196,153,838.02, 270,688,989.45 and 108,056,076.58

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Solution

The fourth proportional to 196,153,838.02, 270,688,989.45 and 108,056,076.58 is: 149,115,563.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,153,838.02 : 270,688,989.45 = 108,056,076.58 : x
  2. Step 2: Convert to fraction form
    196,153,838.02/270,688,989.45 = 108,056,076.58/x
  3. Step 3: Cross multiply
    196,153,838.02x = 270,688,989.45 × 108,056,076.58
  4. Step 4: Simplify right side
    196,153,838.02x = 29,249,590,173,372,012
  5. Step 5: Solve for x
    x = 29,249,590,173,372,012/196,153,838.02
  6. Step 6: Final answer
    x = 149,115,563.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.