Home / 2,638,514,926.24-3,641,136,514.20-1,432,845,633.60

Finding the Fourth Proportional to 2,638,514,926.24, 3,641,136,514.20 and 1,432,845,633.60

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Solution

The fourth proportional to 2,638,514,926.24, 3,641,136,514.20 and 1,432,845,633.60 is: 1,977,319,326.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,514,926.24 : 3,641,136,514.20 = 1,432,845,633.60 : x
  2. Step 2: Convert to fraction form
    2,638,514,926.24/3,641,136,514.20 = 1,432,845,633.60/x
  3. Step 3: Cross multiply
    2,638,514,926.24x = 3,641,136,514.20 × 1,432,845,633.60
  4. Step 4: Simplify right side
    2,638,514,926.24x = 5,217,186,555,712,993,280
  5. Step 5: Solve for x
    x = 5,217,186,555,712,993,280/2,638,514,926.24
  6. Step 6: Final answer
    x = 1,977,319,326.05

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1.5x scale

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.