Home / 364,689,755.20-546,570,146.40-149,035,355.20

Finding the Fourth Proportional to 364,689,755.20, 546,570,146.40 and 149,035,355.20

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Solution

The fourth proportional to 364,689,755.20, 546,570,146.40 and 149,035,355.20 is: 223,363,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,689,755.20 : 546,570,146.40 = 149,035,355.20 : x
  2. Step 2: Convert to fraction form
    364,689,755.20/546,570,146.40 = 149,035,355.20/x
  3. Step 3: Cross multiply
    364,689,755.20x = 546,570,146.40 × 149,035,355.20
  4. Step 4: Simplify right side
    364,689,755.20x = 81,458,275,910,439,984
  5. Step 5: Solve for x
    x = 81,458,275,910,439,984/364,689,755.20
  6. Step 6: Final answer
    x = 223,363,214.21

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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.