Home / 89,362,242.40-134,043,363.60-55,350,018.40

Finding the Fourth Proportional to 89,362,242.40, 134,043,363.60 and 55,350,018.40

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Solution

The fourth proportional to 89,362,242.40, 134,043,363.60 and 55,350,018.40 is: 83,025,027.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,362,242.40 : 134,043,363.60 = 55,350,018.40 : x
  2. Step 2: Convert to fraction form
    89,362,242.40/134,043,363.60 = 55,350,018.40/x
  3. Step 3: Cross multiply
    89,362,242.40x = 134,043,363.60 × 55,350,018.40
  4. Step 4: Simplify right side
    89,362,242.40x = 7,419,302,641,657,890
  5. Step 5: Solve for x
    x = 7,419,302,641,657,890/89,362,242.40
  6. Step 6: Final answer
    x = 83,025,027.60

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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.