Home / 256,765,983.21-354,337,056.86-146,760,058.17

Finding the Fourth Proportional to 256,765,983.21, 354,337,056.86 and 146,760,058.17

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Solution

The fourth proportional to 256,765,983.21, 354,337,056.86 and 146,760,058.17 is: 202,528,880.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,765,983.21 : 354,337,056.86 = 146,760,058.17 : x
  2. Step 2: Convert to fraction form
    256,765,983.21/354,337,056.86 = 146,760,058.17/x
  3. Step 3: Cross multiply
    256,765,983.21x = 354,337,056.86 × 146,760,058.17
  4. Step 4: Simplify right side
    256,765,983.21x = 52,002,527,075,826,392
  5. Step 5: Solve for x
    x = 52,002,527,075,826,392/256,765,983.21
  6. Step 6: Final answer
    x = 202,528,880.29

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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.