Home / 154,880,801.80-232,321,202.70-130,694,331.40

Finding the Fourth Proportional to 154,880,801.80, 232,321,202.70 and 130,694,331.40

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Solution

The fourth proportional to 154,880,801.80, 232,321,202.70 and 130,694,331.40 is: 196,041,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,880,801.80 : 232,321,202.70 = 130,694,331.40 : x
  2. Step 2: Convert to fraction form
    154,880,801.80/232,321,202.70 = 130,694,331.40/x
  3. Step 3: Cross multiply
    154,880,801.80x = 232,321,202.70 × 130,694,331.40
  4. Step 4: Simplify right side
    154,880,801.80x = 30,363,064,256,920,376
  5. Step 5: Solve for x
    x = 30,363,064,256,920,376/154,880,801.80
  6. Step 6: Final answer
    x = 196,041,497.10

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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.