Home / 112,140,186.70-168,029,196.45-63,473,313.10

Finding the Fourth Proportional to 112,140,186.70, 168,029,196.45 and 63,473,313.10

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Solution

The fourth proportional to 112,140,186.70, 168,029,196.45 and 63,473,313.10 is: 95,107,473.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,140,186.70 : 168,029,196.45 = 63,473,313.10 : x
  2. Step 2: Convert to fraction form
    112,140,186.70/168,029,196.45 = 63,473,313.10/x
  3. Step 3: Cross multiply
    112,140,186.70x = 168,029,196.45 × 63,473,313.10
  4. Step 4: Simplify right side
    112,140,186.70x = 10,665,369,796,212,258
  5. Step 5: Solve for x
    x = 10,665,369,796,212,258/112,140,186.70
  6. Step 6: Final answer
    x = 95,107,473.16

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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.