Home / 4,977,394,712.34-6,868,807,458.82-2,688,526,911.38

Finding the Fourth Proportional to 4,977,394,712.34, 6,868,807,458.82 and 2,688,526,911.38

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Solution

The fourth proportional to 4,977,394,712.34, 6,868,807,458.82 and 2,688,526,911.38 is: 3,710,168,626.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977,394,712.34 : 6,868,807,458.82 = 2,688,526,911.38 : x
  2. Step 2: Convert to fraction form
    4,977,394,712.34/6,868,807,458.82 = 2,688,526,911.38/x
  3. Step 3: Cross multiply
    4,977,394,712.34x = 6,868,807,458.82 × 2,688,526,911.38
  4. Step 4: Simplify right side
    4,977,394,712.34x = 18,466,973,702,125,240,320
  5. Step 5: Solve for x
    x = 18,466,973,702,125,240,320/4,977,394,712.34
  6. Step 6: Final answer
    x = 3,710,168,626.24

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1.5x scale

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.