Home / 64,660,421.10-96,990,631.65-61,471,775.10

Finding the Fourth Proportional to 64,660,421.10, 96,990,631.65 and 61,471,775.10

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Solution

The fourth proportional to 64,660,421.10, 96,990,631.65 and 61,471,775.10 is: 92,207,662.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,660,421.10 : 96,990,631.65 = 61,471,775.10 : x
  2. Step 2: Convert to fraction form
    64,660,421.10/96,990,631.65 = 61,471,775.10/x
  3. Step 3: Cross multiply
    64,660,421.10x = 96,990,631.65 × 61,471,775.10
  4. Step 4: Simplify right side
    64,660,421.10x = 5,962,186,295,595,742
  5. Step 5: Solve for x
    x = 5,962,186,295,595,742/64,660,421.10
  6. Step 6: Final answer
    x = 92,207,662.65

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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.