Home / 670,548,708.68-1,005,823,338.06-301,652,773.64

Finding the Fourth Proportional to 670,548,708.68, 1,005,823,338.06 and 301,652,773.64

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Solution

The fourth proportional to 670,548,708.68, 1,005,823,338.06 and 301,652,773.64 is: 452,479,284.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,548,708.68 : 1,005,823,338.06 = 301,652,773.64 : x
  2. Step 2: Convert to fraction form
    670,548,708.68/1,005,823,338.06 = 301,652,773.64/x
  3. Step 3: Cross multiply
    670,548,708.68x = 1,005,823,338.06 × 301,652,773.64
  4. Step 4: Simplify right side
    670,548,708.68x = 303,409,399,717,642,368
  5. Step 5: Solve for x
    x = 303,409,399,717,642,368/670,548,708.68
  6. Step 6: Final answer
    x = 452,479,284.19

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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.