Home / 814,744,759.12-1,124,371,855.47-577,015,256.59

Finding the Fourth Proportional to 814,744,759.12, 1,124,371,855.47 and 577,015,256.59

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Solution

The fourth proportional to 814,744,759.12, 1,124,371,855.47 and 577,015,256.59 is: 796,298,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,744,759.12 : 1,124,371,855.47 = 577,015,256.59 : x
  2. Step 2: Convert to fraction form
    814,744,759.12/1,124,371,855.47 = 577,015,256.59/x
  3. Step 3: Cross multiply
    814,744,759.12x = 1,124,371,855.47 × 577,015,256.59
  4. Step 4: Simplify right side
    814,744,759.12x = 648,779,714,686,596,480
  5. Step 5: Solve for x
    x = 648,779,714,686,596,480/814,744,759.12
  6. Step 6: Final answer
    x = 796,298,113.52

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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.