Home / 1,119,744,281.40-1,679,616,422.10-829,506,636.60

Finding the Fourth Proportional to 1,119,744,281.40, 1,679,616,422.10 and 829,506,636.60

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Solution

The fourth proportional to 1,119,744,281.40, 1,679,616,422.10 and 829,506,636.60 is: 1,244,259,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,744,281.40 : 1,679,616,422.10 = 829,506,636.60 : x
  2. Step 2: Convert to fraction form
    1,119,744,281.40/1,679,616,422.10 = 829,506,636.60/x
  3. Step 3: Cross multiply
    1,119,744,281.40x = 1,679,616,422.10 × 829,506,636.60
  4. Step 4: Simplify right side
    1,119,744,281.40x = 1,393,252,969,074,296,832
  5. Step 5: Solve for x
    x = 1,393,252,969,074,296,832/1,119,744,281.40
  6. Step 6: Final answer
    x = 1,244,259,954.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.