Home / 452,103,999.60-678,155,999.40-161,299,484.40

Finding the Fourth Proportional to 452,103,999.60, 678,155,999.40 and 161,299,484.40

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Solution

The fourth proportional to 452,103,999.60, 678,155,999.40 and 161,299,484.40 is: 241,949,226.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,103,999.60 : 678,155,999.40 = 161,299,484.40 : x
  2. Step 2: Convert to fraction form
    452,103,999.60/678,155,999.40 = 161,299,484.40/x
  3. Step 3: Cross multiply
    452,103,999.60x = 678,155,999.40 × 161,299,484.40
  4. Step 4: Simplify right side
    452,103,999.60x = 109,386,213,045,986,704
  5. Step 5: Solve for x
    x = 109,386,213,045,986,704/452,103,999.60
  6. Step 6: Final answer
    x = 241,949,226.60

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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.