Home / 2,163,672,033.12-3,244,433,356.72-689,620,036.32

Finding the Fourth Proportional to 2,163,672,033.12, 3,244,433,356.72 and 689,620,036.32

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Solution

The fourth proportional to 2,163,672,033.12, 3,244,433,356.72 and 689,620,036.32 is: 1,034,087,521.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,672,033.12 : 3,244,433,356.72 = 689,620,036.32 : x
  2. Step 2: Convert to fraction form
    2,163,672,033.12/3,244,433,356.72 = 689,620,036.32/x
  3. Step 3: Cross multiply
    2,163,672,033.12x = 3,244,433,356.72 × 689,620,036.32
  4. Step 4: Simplify right side
    2,163,672,033.12x = 2,237,426,249,299,065,856
  5. Step 5: Solve for x
    x = 2,237,426,249,299,065,856/2,163,672,033.12
  6. Step 6: Final answer
    x = 1,034,087,521.14

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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.