Home / 1,409,067,130.58-1,944,459,304.35-782,575,896.50

Finding the Fourth Proportional to 1,409,067,130.58, 1,944,459,304.35 and 782,575,896.50

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Solution

The fourth proportional to 1,409,067,130.58, 1,944,459,304.35 and 782,575,896.50 is: 1,079,925,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,067,130.58 : 1,944,459,304.35 = 782,575,896.50 : x
  2. Step 2: Convert to fraction form
    1,409,067,130.58/1,944,459,304.35 = 782,575,896.50/x
  3. Step 3: Cross multiply
    1,409,067,130.58x = 1,944,459,304.35 × 782,575,896.50
  4. Step 4: Simplify right side
    1,409,067,130.58x = 1,521,686,983,309,467,648
  5. Step 5: Solve for x
    x = 1,521,686,983,309,467,648/1,409,067,130.58
  6. Step 6: Final answer
    x = 1,079,925,115.20

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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.