Home / 1,927,030,878.67-2,659,302,612.30-1,091,655,449.26

Finding the Fourth Proportional to 1,927,030,878.67, 2,659,302,612.30 and 1,091,655,449.26

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Solution

The fourth proportional to 1,927,030,878.67, 2,659,302,612.30 and 1,091,655,449.26 is: 1,506,484,519.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,030,878.67 : 2,659,302,612.30 = 1,091,655,449.26 : x
  2. Step 2: Convert to fraction form
    1,927,030,878.67/2,659,302,612.30 = 1,091,655,449.26/x
  3. Step 3: Cross multiply
    1,927,030,878.67x = 2,659,302,612.30 × 1,091,655,449.26
  4. Step 4: Simplify right side
    1,927,030,878.67x = 2,903,042,187,948,648,448
  5. Step 5: Solve for x
    x = 2,903,042,187,948,648,448/1,927,030,878.67
  6. Step 6: Final answer
    x = 1,506,484,519.83

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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.