Home / 144,798,466.80-217,197,700.20-130,185,807.60

Finding the Fourth Proportional to 144,798,466.80, 217,197,700.20 and 130,185,807.60

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Solution

The fourth proportional to 144,798,466.80, 217,197,700.20 and 130,185,807.60 is: 195,278,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,798,466.80 : 217,197,700.20 = 130,185,807.60 : x
  2. Step 2: Convert to fraction form
    144,798,466.80/217,197,700.20 = 130,185,807.60/x
  3. Step 3: Cross multiply
    144,798,466.80x = 217,197,700.20 × 130,185,807.60
  4. Step 4: Simplify right side
    144,798,466.80x = 28,276,058,009,399,680
  5. Step 5: Solve for x
    x = 28,276,058,009,399,680/144,798,466.80
  6. Step 6: Final answer
    x = 195,278,711.40

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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.