Home / 1,687,271,639,497.20-2,328,433,053,467.60-916,520,907,118.30

Finding the Fourth Proportional to 1,687,271,639,497.20, 2,328,433,053,467.60 and 916,520,907,118.30

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Solution

The fourth proportional to 1,687,271,639,497.20, 2,328,433,053,467.60 and 916,520,907,118.30 is: 1,264,797,869,158.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,271,639,497.20 : 2,328,433,053,467.60 = 916,520,907,118.30 : x
  2. Step 2: Convert to fraction form
    1,687,271,639,497.20/2,328,433,053,467.60 = 916,520,907,118.30/x
  3. Step 3: Cross multiply
    1,687,271,639,497.20x = 2,328,433,053,467.60 × 916,520,907,118.30
  4. Step 4: Simplify right side
    1,687,271,639,497.20x = 2,134,057,574,328,357,965,791,232
  5. Step 5: Solve for x
    x = 2,134,057,574,328,357,965,791,232/1,687,271,639,497.20
  6. Step 6: Final answer
    x = 1,264,797,869,158.93

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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.