Home / 548,534,113.87-756,939,811.31-301,031,411.35

Finding the Fourth Proportional to 548,534,113.87, 756,939,811.31 and 301,031,411.35

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Solution

The fourth proportional to 548,534,113.87, 756,939,811.31 and 301,031,411.35 is: 415,402,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,534,113.87 : 756,939,811.31 = 301,031,411.35 : x
  2. Step 2: Convert to fraction form
    548,534,113.87/756,939,811.31 = 301,031,411.35/x
  3. Step 3: Cross multiply
    548,534,113.87x = 756,939,811.31 × 301,031,411.35
  4. Step 4: Simplify right side
    548,534,113.87x = 227,862,659,701,867,296
  5. Step 5: Solve for x
    x = 227,862,659,701,867,296/548,534,113.87
  6. Step 6: Final answer
    x = 415,402,896.45

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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.