Home / 124,573,722.40-186,804,596.40-47,871,258.40

Finding the Fourth Proportional to 124,573,722.40, 186,804,596.40 and 47,871,258.40

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Solution

The fourth proportional to 124,573,722.40, 186,804,596.40 and 47,871,258.40 is: 71,785,372.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,573,722.40 : 186,804,596.40 = 47,871,258.40 : x
  2. Step 2: Convert to fraction form
    124,573,722.40/186,804,596.40 = 47,871,258.40/x
  3. Step 3: Cross multiply
    124,573,722.40x = 186,804,596.40 × 47,871,258.40
  4. Step 4: Simplify right side
    124,573,722.40x = 8,942,571,104,572,110
  5. Step 5: Solve for x
    x = 8,942,571,104,572,110/124,573,722.40
  6. Step 6: Final answer
    x = 71,785,372.81

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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.