Home / 969,955,686.91-1,338,539,385.02-523,919,048.14

Finding the Fourth Proportional to 969,955,686.91, 1,338,539,385.02 and 523,919,048.14

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Solution

The fourth proportional to 969,955,686.91, 1,338,539,385.02 and 523,919,048.14 is: 723,008,576.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,955,686.91 : 1,338,539,385.02 = 523,919,048.14 : x
  2. Step 2: Convert to fraction form
    969,955,686.91/1,338,539,385.02 = 523,919,048.14/x
  3. Step 3: Cross multiply
    969,955,686.91x = 1,338,539,385.02 × 523,919,048.14
  4. Step 4: Simplify right side
    969,955,686.91x = 701,286,280,497,579,392
  5. Step 5: Solve for x
    x = 701,286,280,497,579,392/969,955,686.91
  6. Step 6: Final answer
    x = 723,008,576.54

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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.