Home / 74,733,907.10-112,100,860.65-45,886,502.30

Finding the Fourth Proportional to 74,733,907.10, 112,100,860.65 and 45,886,502.30

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Solution

The fourth proportional to 74,733,907.10, 112,100,860.65 and 45,886,502.30 is: 68,829,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,733,907.10 : 112,100,860.65 = 45,886,502.30 : x
  2. Step 2: Convert to fraction form
    74,733,907.10/112,100,860.65 = 45,886,502.30/x
  3. Step 3: Cross multiply
    74,733,907.10x = 112,100,860.65 × 45,886,502.30
  4. Step 4: Simplify right side
    74,733,907.10x = 5,143,916,400,048,204
  5. Step 5: Solve for x
    x = 5,143,916,400,048,204/74,733,907.10
  6. Step 6: Final answer
    x = 68,829,753.45

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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.