Home / 307,928,652.42-424,943,580.75-166,799,872.83

Finding the Fourth Proportional to 307,928,652.42, 424,943,580.75 and 166,799,872.83

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Solution

The fourth proportional to 307,928,652.42, 424,943,580.75 and 166,799,872.83 is: 230,184,929.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,928,652.42 : 424,943,580.75 = 166,799,872.83 : x
  2. Step 2: Convert to fraction form
    307,928,652.42/424,943,580.75 = 166,799,872.83/x
  3. Step 3: Cross multiply
    307,928,652.42x = 424,943,580.75 × 166,799,872.83
  4. Step 4: Simplify right side
    307,928,652.42x = 70,880,535,229,024,840
  5. Step 5: Solve for x
    x = 70,880,535,229,024,840/307,928,652.42
  6. Step 6: Final answer
    x = 230,184,929.76

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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.