Home / 112,095,998.70-168,143,998.05-61,077,662.70

Finding the Fourth Proportional to 112,095,998.70, 168,143,998.05 and 61,077,662.70

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Solution

The fourth proportional to 112,095,998.70, 168,143,998.05 and 61,077,662.70 is: 91,616,494.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,095,998.70 : 168,143,998.05 = 61,077,662.70 : x
  2. Step 2: Convert to fraction form
    112,095,998.70/168,143,998.05 = 61,077,662.70/x
  3. Step 3: Cross multiply
    112,095,998.70x = 168,143,998.05 × 61,077,662.70
  4. Step 4: Simplify right side
    112,095,998.70x = 10,269,842,397,927,358
  5. Step 5: Solve for x
    x = 10,269,842,397,927,358/112,095,998.70
  6. Step 6: Final answer
    x = 91,616,494.05

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Similar ratio
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1.5x scale

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.