Home / 2,977,221,136.27-4,105,519,833.93-1,973,290,114.93

Finding the Fourth Proportional to 2,977,221,136.27, 4,105,519,833.93 and 1,973,290,114.93

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Solution

The fourth proportional to 2,977,221,136.27, 4,105,519,833.93 and 1,973,290,114.93 is: 2,721,121,923.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977,221,136.27 : 4,105,519,833.93 = 1,973,290,114.93 : x
  2. Step 2: Convert to fraction form
    2,977,221,136.27/4,105,519,833.93 = 1,973,290,114.93/x
  3. Step 3: Cross multiply
    2,977,221,136.27x = 4,105,519,833.93 × 1,973,290,114.93
  4. Step 4: Simplify right side
    2,977,221,136.27x = 8,101,381,704,943,124,480
  5. Step 5: Solve for x
    x = 8,101,381,704,943,124,480/2,977,221,136.27
  6. Step 6: Final answer
    x = 2,721,121,923.48

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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.