Home / 798,766,012.95-1,102,275,953.14-446,344,899.60

Finding the Fourth Proportional to 798,766,012.95, 1,102,275,953.14 and 446,344,899.60

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Solution

The fourth proportional to 798,766,012.95, 1,102,275,953.14 and 446,344,899.60 is: 615,944,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,766,012.95 : 1,102,275,953.14 = 446,344,899.60 : x
  2. Step 2: Convert to fraction form
    798,766,012.95/1,102,275,953.14 = 446,344,899.60/x
  3. Step 3: Cross multiply
    798,766,012.95x = 1,102,275,953.14 × 446,344,899.60
  4. Step 4: Simplify right side
    798,766,012.95x = 491,995,249,635,767,680
  5. Step 5: Solve for x
    x = 491,995,249,635,767,680/798,766,012.95
  6. Step 6: Final answer
    x = 615,944,145.92

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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.