Home / 161,357,442.41-241,535,158.67-87,397,536.56

Finding the Fourth Proportional to 161,357,442.41, 241,535,158.67 and 87,397,536.56

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Solution

The fourth proportional to 161,357,442.41, 241,535,158.67 and 87,397,536.56 is: 130,824,940.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,357,442.41 : 241,535,158.67 = 87,397,536.56 : x
  2. Step 2: Convert to fraction form
    161,357,442.41/241,535,158.67 = 87,397,536.56/x
  3. Step 3: Cross multiply
    161,357,442.41x = 241,535,158.67 × 87,397,536.56
  4. Step 4: Simplify right side
    161,357,442.41x = 21,109,577,859,397,548
  5. Step 5: Solve for x
    x = 21,109,577,859,397,548/161,357,442.41
  6. Step 6: Final answer
    x = 130,824,940.85

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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.