Home / 331,330,509.45-496,995,764.18-112,908,258.45

Finding the Fourth Proportional to 331,330,509.45, 496,995,764.18 and 112,908,258.45

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Solution

The fourth proportional to 331,330,509.45, 496,995,764.18 and 112,908,258.45 is: 169,362,387.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,330,509.45 : 496,995,764.18 = 112,908,258.45 : x
  2. Step 2: Convert to fraction form
    331,330,509.45/496,995,764.18 = 112,908,258.45/x
  3. Step 3: Cross multiply
    331,330,509.45x = 496,995,764.18 × 112,908,258.45
  4. Step 4: Simplify right side
    331,330,509.45x = 56,114,926,190,026,152
  5. Step 5: Solve for x
    x = 56,114,926,190,026,152/331,330,509.45
  6. Step 6: Final answer
    x = 169,362,387.68

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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.