Home / 124,526,787.28-186,585,221.34-42,600,880.32

Finding the Fourth Proportional to 124,526,787.28, 186,585,221.34 and 42,600,880.32

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Solution

The fourth proportional to 124,526,787.28, 186,585,221.34 and 42,600,880.32 is: 63,831,203.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,526,787.28 : 186,585,221.34 = 42,600,880.32 : x
  2. Step 2: Convert to fraction form
    124,526,787.28/186,585,221.34 = 42,600,880.32/x
  3. Step 3: Cross multiply
    124,526,787.28x = 186,585,221.34 × 42,600,880.32
  4. Step 4: Simplify right side
    124,526,787.28x = 7,948,694,683,786,050
  5. Step 5: Solve for x
    x = 7,948,694,683,786,050/124,526,787.28
  6. Step 6: Final answer
    x = 63,831,203.37

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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.