Home / 215,706,646.60-323,559,969.90-149,701,674.40

Finding the Fourth Proportional to 215,706,646.60, 323,559,969.90 and 149,701,674.40

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Solution

The fourth proportional to 215,706,646.60, 323,559,969.90 and 149,701,674.40 is: 224,552,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,706,646.60 : 323,559,969.90 = 149,701,674.40 : x
  2. Step 2: Convert to fraction form
    215,706,646.60/323,559,969.90 = 149,701,674.40/x
  3. Step 3: Cross multiply
    215,706,646.60x = 323,559,969.90 × 149,701,674.40
  4. Step 4: Simplify right side
    215,706,646.60x = 48,437,469,262,843,600
  5. Step 5: Solve for x
    x = 48,437,469,262,843,600/215,706,646.60
  6. Step 6: Final answer
    x = 224,552,511.60

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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.