Home / 97,788,663.10-146,682,994.65-82,004,865.40

Finding the Fourth Proportional to 97,788,663.10, 146,682,994.65 and 82,004,865.40

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Solution

The fourth proportional to 97,788,663.10, 146,682,994.65 and 82,004,865.40 is: 123,007,298.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,788,663.10 : 146,682,994.65 = 82,004,865.40 : x
  2. Step 2: Convert to fraction form
    97,788,663.10/146,682,994.65 = 82,004,865.40/x
  3. Step 3: Cross multiply
    97,788,663.10x = 146,682,994.65 × 82,004,865.40
  4. Step 4: Simplify right side
    97,788,663.10x = 12,028,719,232,742,172
  5. Step 5: Solve for x
    x = 12,028,719,232,742,172/97,788,663.10
  6. Step 6: Final answer
    x = 123,007,298.10

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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.