Home / 1,634,631,820.30-2,257,077,215.19-1,316,080,175.50

Finding the Fourth Proportional to 1,634,631,820.30, 2,257,077,215.19 and 1,316,080,175.50

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Solution

The fourth proportional to 1,634,631,820.30, 2,257,077,215.19 and 1,316,080,175.50 is: 1,817,225,469.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,631,820.30 : 2,257,077,215.19 = 1,316,080,175.50 : x
  2. Step 2: Convert to fraction form
    1,634,631,820.30/2,257,077,215.19 = 1,316,080,175.50/x
  3. Step 3: Cross multiply
    1,634,631,820.30x = 2,257,077,215.19 × 1,316,080,175.50
  4. Step 4: Simplify right side
    1,634,631,820.30x = 2,970,494,577,484,306,432
  5. Step 5: Solve for x
    x = 2,970,494,577,484,306,432/1,634,631,820.30
  6. Step 6: Final answer
    x = 1,817,225,469.73

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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.