Home / 71,879,531.92-107,780,938.22-37,301,118.23

Finding the Fourth Proportional to 71,879,531.92, 107,780,938.22 and 37,301,118.23

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Solution

The fourth proportional to 71,879,531.92, 107,780,938.22 and 37,301,118.23 is: 55,931,771.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,879,531.92 : 107,780,938.22 = 37,301,118.23 : x
  2. Step 2: Convert to fraction form
    71,879,531.92/107,780,938.22 = 37,301,118.23/x
  3. Step 3: Cross multiply
    71,879,531.92x = 107,780,938.22 × 37,301,118.23
  4. Step 4: Simplify right side
    71,879,531.92x = 4,020,349,519,847,251
  5. Step 5: Solve for x
    x = 4,020,349,519,847,251/71,879,531.92
  6. Step 6: Final answer
    x = 55,931,771.01

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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.