Home / 2,421,261,129,120.30-3,341,340,641,490.80-1,323,844,482,388.40

Finding the Fourth Proportional to 2,421,261,129,120.30, 3,341,340,641,490.80 and 1,323,844,482,388.40

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Solution

The fourth proportional to 2,421,261,129,120.30, 3,341,340,641,490.80 and 1,323,844,482,388.40 is: 1,826,905,540,595.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,261,129,120.30 : 3,341,340,641,490.80 = 1,323,844,482,388.40 : x
  2. Step 2: Convert to fraction form
    2,421,261,129,120.30/3,341,340,641,490.80 = 1,323,844,482,388.40/x
  3. Step 3: Cross multiply
    2,421,261,129,120.30x = 3,341,340,641,490.80 × 1,323,844,482,388.40
  4. Step 4: Simplify right side
    2,421,261,129,120.30x = 4,423,415,372,017,711,741,665,280
  5. Step 5: Solve for x
    x = 4,423,415,372,017,711,741,665,280/2,421,261,129,120.30
  6. Step 6: Final answer
    x = 1,826,905,540,595.22

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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.