Home / 748,482,003.90-1,032,852,729.87-435,193,991.46

Finding the Fourth Proportional to 748,482,003.90, 1,032,852,729.87 and 435,193,991.46

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Solution

The fourth proportional to 748,482,003.90, 1,032,852,729.87 and 435,193,991.46 is: 600,537,220.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,482,003.90 : 1,032,852,729.87 = 435,193,991.46 : x
  2. Step 2: Convert to fraction form
    748,482,003.90/1,032,852,729.87 = 435,193,991.46/x
  3. Step 3: Cross multiply
    748,482,003.90x = 1,032,852,729.87 × 435,193,991.46
  4. Step 4: Simplify right side
    748,482,003.90x = 449,491,302,102,482,432
  5. Step 5: Solve for x
    x = 449,491,302,102,482,432/748,482,003.90
  6. Step 6: Final answer
    x = 600,537,220.35

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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.