Home / 553,175,198.20-829,804,787.70-164,967,729.40

Finding the Fourth Proportional to 553,175,198.20, 829,804,787.70 and 164,967,729.40

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Solution

The fourth proportional to 553,175,198.20, 829,804,787.70 and 164,967,729.40 is: 247,464,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,175,198.20 : 829,804,787.70 = 164,967,729.40 : x
  2. Step 2: Convert to fraction form
    553,175,198.20/829,804,787.70 = 164,967,729.40/x
  3. Step 3: Cross multiply
    553,175,198.20x = 829,804,787.70 × 164,967,729.40
  4. Step 4: Simplify right side
    553,175,198.20x = 136,891,011,672,118,064
  5. Step 5: Solve for x
    x = 136,891,011,672,118,064/553,175,198.20
  6. Step 6: Final answer
    x = 247,464,116.46

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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.