Home / 775,846,329.12-1,070,692,916.40-441,310,276.80

Finding the Fourth Proportional to 775,846,329.12, 1,070,692,916.40 and 441,310,276.80

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Solution

The fourth proportional to 775,846,329.12, 1,070,692,916.40 and 441,310,276.80 is: 609,022,392.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,846,329.12 : 1,070,692,916.40 = 441,310,276.80 : x
  2. Step 2: Convert to fraction form
    775,846,329.12/1,070,692,916.40 = 441,310,276.80/x
  3. Step 3: Cross multiply
    775,846,329.12x = 1,070,692,916.40 × 441,310,276.80
  4. Step 4: Simplify right side
    775,846,329.12x = 472,507,787,304,283,264
  5. Step 5: Solve for x
    x = 472,507,787,304,283,264/775,846,329.12
  6. Step 6: Final answer
    x = 609,022,392.15

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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.