Home / 83,214,901.60-124,822,741.20-29,362,213.60

Finding the Fourth Proportional to 83,214,901.60, 124,822,741.20 and 29,362,213.60

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Solution

The fourth proportional to 83,214,901.60, 124,822,741.20 and 29,362,213.60 is: 44,043,457.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,214,901.60 : 124,822,741.20 = 29,362,213.60 : x
  2. Step 2: Convert to fraction form
    83,214,901.60/124,822,741.20 = 29,362,213.60/x
  3. Step 3: Cross multiply
    83,214,901.60x = 124,822,741.20 × 29,362,213.60
  4. Step 4: Simplify right side
    83,214,901.60x = 3,665,071,989,251,920.50
  5. Step 5: Solve for x
    x = 3,665,071,989,251,920.50/83,214,901.60
  6. Step 6: Final answer
    x = 44,043,457.59

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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.