Home / 748,482,008.40-1,032,852,736.08-435,193,995.96

Finding the Fourth Proportional to 748,482,008.40, 1,032,852,736.08 and 435,193,995.96

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Solution

The fourth proportional to 748,482,008.40, 1,032,852,736.08 and 435,193,995.96 is: 600,537,226.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,482,008.40 : 1,032,852,736.08 = 435,193,995.96 : x
  2. Step 2: Convert to fraction form
    748,482,008.40/1,032,852,736.08 = 435,193,995.96/x
  3. Step 3: Cross multiply
    748,482,008.40x = 1,032,852,736.08 × 435,193,995.96
  4. Step 4: Simplify right side
    748,482,008.40x = 449,491,309,452,874,432
  5. Step 5: Solve for x
    x = 449,491,309,452,874,432/748,482,008.40
  6. Step 6: Final answer
    x = 600,537,226.56

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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.