Home / 165,888,228.70-248,832,343.05-164,880,459.10

Finding the Fourth Proportional to 165,888,228.70, 248,832,343.05 and 164,880,459.10

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Solution

The fourth proportional to 165,888,228.70, 248,832,343.05 and 164,880,459.10 is: 247,320,688.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,228.70 : 248,832,343.05 = 164,880,459.10 : x
  2. Step 2: Convert to fraction form
    165,888,228.70/248,832,343.05 = 164,880,459.10/x
  3. Step 3: Cross multiply
    165,888,228.70x = 248,832,343.05 × 164,880,459.10
  4. Step 4: Simplify right side
    165,888,228.70x = 41,027,590,961,012,696
  5. Step 5: Solve for x
    x = 41,027,590,961,012,696/165,888,228.70
  6. Step 6: Final answer
    x = 247,320,688.65

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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.