Home / 67,154,488.11-100,725,944.51-40,886,516.16

Finding the Fourth Proportional to 67,154,488.11, 100,725,944.51 and 40,886,516.16

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Solution

The fourth proportional to 67,154,488.11, 100,725,944.51 and 40,886,516.16 is: 61,326,250.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,154,488.11 : 100,725,944.51 = 40,886,516.16 : x
  2. Step 2: Convert to fraction form
    67,154,488.11/100,725,944.51 = 40,886,516.16/x
  3. Step 3: Cross multiply
    67,154,488.11x = 100,725,944.51 × 40,886,516.16
  4. Step 4: Simplify right side
    67,154,488.11x = 4,118,332,958,041,594.50
  5. Step 5: Solve for x
    x = 4,118,332,958,041,594.50/67,154,488.11
  6. Step 6: Final answer
    x = 61,326,250.47

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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.