Home / 99,058,512.40-138,968,895.50-99,058,512.40

Finding the Fourth Proportional to 99,058,512.40, 138,968,895.50 and 99,058,512.40

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Solution

The fourth proportional to 99,058,512.40, 138,968,895.50 and 99,058,512.40 is: 138,968,895.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,058,512.40 : 138,968,895.50 = 99,058,512.40 : x
  2. Step 2: Convert to fraction form
    99,058,512.40/138,968,895.50 = 99,058,512.40/x
  3. Step 3: Cross multiply
    99,058,512.40x = 138,968,895.50 × 99,058,512.40
  4. Step 4: Simplify right side
    99,058,512.40x = 13,766,052,058,101,056
  5. Step 5: Solve for x
    x = 13,766,052,058,101,056/99,058,512.40
  6. Step 6: Final answer
    x = 138,968,895.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.