Home / 2,921,921,230.19-4,032,143,269.82-1,583,782,588.92

Finding the Fourth Proportional to 2,921,921,230.19, 4,032,143,269.82 and 1,583,782,588.92

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Solution

The fourth proportional to 2,921,921,230.19, 4,032,143,269.82 and 1,583,782,588.92 is: 2,185,561,417.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,921,230.19 : 4,032,143,269.82 = 1,583,782,588.92 : x
  2. Step 2: Convert to fraction form
    2,921,921,230.19/4,032,143,269.82 = 1,583,782,588.92/x
  3. Step 3: Cross multiply
    2,921,921,230.19x = 4,032,143,269.82 × 1,583,782,588.92
  4. Step 4: Simplify right side
    2,921,921,230.19x = 6,386,038,306,771,873,792
  5. Step 5: Solve for x
    x = 6,386,038,306,771,873,792/2,921,921,230.19
  6. Step 6: Final answer
    x = 2,185,561,417.87

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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.