Home / 452,102,617.60-678,153,926.40-161,298,102.40

Finding the Fourth Proportional to 452,102,617.60, 678,153,926.40 and 161,298,102.40

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Solution

The fourth proportional to 452,102,617.60, 678,153,926.40 and 161,298,102.40 is: 241,947,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,102,617.60 : 678,153,926.40 = 161,298,102.40 : x
  2. Step 2: Convert to fraction form
    452,102,617.60/678,153,926.40 = 161,298,102.40/x
  3. Step 3: Cross multiply
    452,102,617.60x = 678,153,926.40 × 161,298,102.40
  4. Step 4: Simplify right side
    452,102,617.60x = 109,384,941,463,429,264
  5. Step 5: Solve for x
    x = 109,384,941,463,429,264/452,102,617.60
  6. Step 6: Final answer
    x = 241,947,153.60

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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.