Home / 160,393,523.03-221,337,141.13-87,053,090.39

Finding the Fourth Proportional to 160,393,523.03, 221,337,141.13 and 87,053,090.39

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Solution

The fourth proportional to 160,393,523.03, 221,337,141.13 and 87,053,090.39 is: 120,130,051.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,393,523.03 : 221,337,141.13 = 87,053,090.39 : x
  2. Step 2: Convert to fraction form
    160,393,523.03/221,337,141.13 = 87,053,090.39/x
  3. Step 3: Cross multiply
    160,393,523.03x = 221,337,141.13 × 87,053,090.39
  4. Step 4: Simplify right side
    160,393,523.03x = 19,268,082,153,454,076
  5. Step 5: Solve for x
    x = 19,268,082,153,454,076/160,393,523.03
  6. Step 6: Final answer
    x = 120,130,051.32

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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.