Home / 227,559,199.90-314,032,241.74-123,138,391.72

Finding the Fourth Proportional to 227,559,199.90, 314,032,241.74 and 123,138,391.72

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Solution

The fourth proportional to 227,559,199.90, 314,032,241.74 and 123,138,391.72 is: 169,931,275.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,559,199.90 : 314,032,241.74 = 123,138,391.72 : x
  2. Step 2: Convert to fraction form
    227,559,199.90/314,032,241.74 = 123,138,391.72/x
  3. Step 3: Cross multiply
    227,559,199.90x = 314,032,241.74 × 123,138,391.72
  4. Step 4: Simplify right side
    227,559,199.90x = 38,669,425,196,089,856
  5. Step 5: Solve for x
    x = 38,669,425,196,089,856/227,559,199.90
  6. Step 6: Final answer
    x = 169,931,275.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.