Home / 1,049,761,764.80-1,574,642,647.20-322,655,998.40

Finding the Fourth Proportional to 1,049,761,764.80, 1,574,642,647.20 and 322,655,998.40

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Solution

The fourth proportional to 1,049,761,764.80, 1,574,642,647.20 and 322,655,998.40 is: 483,983,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,761,764.80 : 1,574,642,647.20 = 322,655,998.40 : x
  2. Step 2: Convert to fraction form
    1,049,761,764.80/1,574,642,647.20 = 322,655,998.40/x
  3. Step 3: Cross multiply
    1,049,761,764.80x = 1,574,642,647.20 × 322,655,998.40
  4. Step 4: Simplify right side
    1,049,761,764.80x = 508,067,895,455,534,912
  5. Step 5: Solve for x
    x = 508,067,895,455,534,912/1,049,761,764.80
  6. Step 6: Final answer
    x = 483,983,997.60

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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.