Home / 2,639,951,197.02-3,957,465,019.50-891,931,474.08

Finding the Fourth Proportional to 2,639,951,197.02, 3,957,465,019.50 and 891,931,474.08

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Solution

The fourth proportional to 2,639,951,197.02, 3,957,465,019.50 and 891,931,474.08 is: 1,337,065,477.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,951,197.02 : 3,957,465,019.50 = 891,931,474.08 : x
  2. Step 2: Convert to fraction form
    2,639,951,197.02/3,957,465,019.50 = 891,931,474.08/x
  3. Step 3: Cross multiply
    2,639,951,197.02x = 3,957,465,019.50 × 891,931,474.08
  4. Step 4: Simplify right side
    2,639,951,197.02x = 3,529,787,608,462,671,360
  5. Step 5: Solve for x
    x = 3,529,787,608,462,671,360/2,639,951,197.02
  6. Step 6: Final answer
    x = 1,337,065,477.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.