Home / 251,983,633.16-347,719,656.98-140,469,541.29

Finding the Fourth Proportional to 251,983,633.16, 347,719,656.98 and 140,469,541.29

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Solution

The fourth proportional to 251,983,633.16, 347,719,656.98 and 140,469,541.29 is: 193,838,068.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,983,633.16 : 347,719,656.98 = 140,469,541.29 : x
  2. Step 2: Convert to fraction form
    251,983,633.16/347,719,656.98 = 140,469,541.29/x
  3. Step 3: Cross multiply
    251,983,633.16x = 347,719,656.98 × 140,469,541.29
  4. Step 4: Simplify right side
    251,983,633.16x = 48,844,020,712,794,400
  5. Step 5: Solve for x
    x = 48,844,020,712,794,400/251,983,633.16
  6. Step 6: Final answer
    x = 193,838,068.37

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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.