Home / 1,047,420,443.00-1,445,504,729.20-577,520,310.80

Finding the Fourth Proportional to 1,047,420,443.00, 1,445,504,729.20 and 577,520,310.80

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Solution

The fourth proportional to 1,047,420,443.00, 1,445,504,729.20 and 577,520,310.80 is: 797,013,602.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,420,443.00 : 1,445,504,729.20 = 577,520,310.80 : x
  2. Step 2: Convert to fraction form
    1,047,420,443.00/1,445,504,729.20 = 577,520,310.80/x
  3. Step 3: Cross multiply
    1,047,420,443.00x = 1,445,504,729.20 × 577,520,310.80
  4. Step 4: Simplify right side
    1,047,420,443.00x = 834,808,340,472,623,744
  5. Step 5: Solve for x
    x = 834,808,340,472,623,744/1,047,420,443.00
  6. Step 6: Final answer
    x = 797,013,602.37

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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.