Home / 160,487,785.86-221,469,981.21-94,415,424.90

Finding the Fourth Proportional to 160,487,785.86, 221,469,981.21 and 94,415,424.90

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Solution

The fourth proportional to 160,487,785.86, 221,469,981.21 and 94,415,424.90 is: 130,291,425.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,487,785.86 : 221,469,981.21 = 94,415,424.90 : x
  2. Step 2: Convert to fraction form
    160,487,785.86/221,469,981.21 = 94,415,424.90/x
  3. Step 3: Cross multiply
    160,487,785.86x = 221,469,981.21 × 94,415,424.90
  4. Step 4: Simplify right side
    160,487,785.86x = 20,910,182,378,537,168
  5. Step 5: Solve for x
    x = 20,910,182,378,537,168/160,487,785.86
  6. Step 6: Final answer
    x = 130,291,425.40

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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.