Home / 2,020,749,703.48-2,788,604,913.14-1,128,689,448.42

Finding the Fourth Proportional to 2,020,749,703.48, 2,788,604,913.14 and 1,128,689,448.42

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Solution

The fourth proportional to 2,020,749,703.48, 2,788,604,913.14 and 1,128,689,448.42 is: 1,557,574,862.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,749,703.48 : 2,788,604,913.14 = 1,128,689,448.42 : x
  2. Step 2: Convert to fraction form
    2,020,749,703.48/2,788,604,913.14 = 1,128,689,448.42/x
  3. Step 3: Cross multiply
    2,020,749,703.48x = 2,788,604,913.14 × 1,128,689,448.42
  4. Step 4: Simplify right side
    2,020,749,703.48x = 3,147,468,941,273,288,704
  5. Step 5: Solve for x
    x = 3,147,468,941,273,288,704/2,020,749,703.48
  6. Step 6: Final answer
    x = 1,557,574,862.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.