Home / 752,854,149.80-1,129,682,466.30-292,807,327.40

Finding the Fourth Proportional to 752,854,149.80, 1,129,682,466.30 and 292,807,327.40

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Solution

The fourth proportional to 752,854,149.80, 1,129,682,466.30 and 292,807,327.40 is: 439,367,045.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,854,149.80 : 1,129,682,466.30 = 292,807,327.40 : x
  2. Step 2: Convert to fraction form
    752,854,149.80/1,129,682,466.30 = 292,807,327.40/x
  3. Step 3: Cross multiply
    752,854,149.80x = 1,129,682,466.30 × 292,807,327.40
  4. Step 4: Simplify right side
    752,854,149.80x = 330,779,303,767,943,552
  5. Step 5: Solve for x
    x = 330,779,303,767,943,552/752,854,149.80
  6. Step 6: Final answer
    x = 439,367,045.87

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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.