Home / 969,955,686.41-1,338,539,384.33-523,919,047.64

Finding the Fourth Proportional to 969,955,686.41, 1,338,539,384.33 and 523,919,047.64

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Solution

The fourth proportional to 969,955,686.41, 1,338,539,384.33 and 523,919,047.64 is: 723,008,575.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,955,686.41 : 1,338,539,384.33 = 523,919,047.64 : x
  2. Step 2: Convert to fraction form
    969,955,686.41/1,338,539,384.33 = 523,919,047.64/x
  3. Step 3: Cross multiply
    969,955,686.41x = 1,338,539,384.33 × 523,919,047.64
  4. Step 4: Simplify right side
    969,955,686.41x = 701,286,279,466,805,504
  5. Step 5: Solve for x
    x = 701,286,279,466,805,504/969,955,686.41
  6. Step 6: Final answer
    x = 723,008,575.85

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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.