Home / 284,113,090.40-426,169,635.60-131,058,082.40

Finding the Fourth Proportional to 284,113,090.40, 426,169,635.60 and 131,058,082.40

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Solution

The fourth proportional to 284,113,090.40, 426,169,635.60 and 131,058,082.40 is: 196,587,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,113,090.40 : 426,169,635.60 = 131,058,082.40 : x
  2. Step 2: Convert to fraction form
    284,113,090.40/426,169,635.60 = 131,058,082.40/x
  3. Step 3: Cross multiply
    284,113,090.40x = 426,169,635.60 × 131,058,082.40
  4. Step 4: Simplify right side
    284,113,090.40x = 55,852,975,218,842,776
  5. Step 5: Solve for x
    x = 55,852,975,218,842,776/284,113,090.40
  6. Step 6: Final answer
    x = 196,587,123.60

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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.