Home / 253,403,940.06-349,697,437.32-137,510,436.06

Finding the Fourth Proportional to 253,403,940.06, 349,697,437.32 and 137,510,436.06

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Solution

The fourth proportional to 253,403,940.06, 349,697,437.32 and 137,510,436.06 is: 189,764,401.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,403,940.06 : 349,697,437.32 = 137,510,436.06 : x
  2. Step 2: Convert to fraction form
    253,403,940.06/349,697,437.32 = 137,510,436.06/x
  3. Step 3: Cross multiply
    253,403,940.06x = 349,697,437.32 × 137,510,436.06
  4. Step 4: Simplify right side
    253,403,940.06x = 48,087,047,094,937,720
  5. Step 5: Solve for x
    x = 48,087,047,094,937,720/253,403,940.06
  6. Step 6: Final answer
    x = 189,764,401.78

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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.