Home / 161,468,908.80-242,238,792.60-52,299,117.60

Finding the Fourth Proportional to 161,468,908.80, 242,238,792.60 and 52,299,117.60

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Solution

The fourth proportional to 161,468,908.80, 242,238,792.60 and 52,299,117.60 is: 78,460,151.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,468,908.80 : 242,238,792.60 = 52,299,117.60 : x
  2. Step 2: Convert to fraction form
    161,468,908.80/242,238,792.60 = 52,299,117.60/x
  3. Step 3: Cross multiply
    161,468,908.80x = 242,238,792.60 × 52,299,117.60
  4. Step 4: Simplify right side
    161,468,908.80x = 12,668,875,101,469,410
  5. Step 5: Solve for x
    x = 12,668,875,101,469,410/161,468,908.80
  6. Step 6: Final answer
    x = 78,460,151.84

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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.