Home / 102,831,501.44-141,907,741.50-55,788,572.50

Finding the Fourth Proportional to 102,831,501.44, 141,907,741.50 and 55,788,572.50

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Solution

The fourth proportional to 102,831,501.44, 141,907,741.50 and 55,788,572.50 is: 76,988,376.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,831,501.44 : 141,907,741.50 = 55,788,572.50 : x
  2. Step 2: Convert to fraction form
    102,831,501.44/141,907,741.50 = 55,788,572.50/x
  3. Step 3: Cross multiply
    102,831,501.44x = 141,907,741.50 × 55,788,572.50
  4. Step 4: Simplify right side
    102,831,501.44x = 7,916,830,324,984,009
  5. Step 5: Solve for x
    x = 7,916,830,324,984,009/102,831,501.44
  6. Step 6: Final answer
    x = 76,988,376.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.