Home / 3,103,957,812.36-4,282,822,348.20-1,783,603,276.68

Finding the Fourth Proportional to 3,103,957,812.36, 4,282,822,348.20 and 1,783,603,276.68

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Solution

The fourth proportional to 3,103,957,812.36, 4,282,822,348.20 and 1,783,603,276.68 is: 2,461,005,089.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,957,812.36 : 4,282,822,348.20 = 1,783,603,276.68 : x
  2. Step 2: Convert to fraction form
    3,103,957,812.36/4,282,822,348.20 = 1,783,603,276.68/x
  3. Step 3: Cross multiply
    3,103,957,812.36x = 4,282,822,348.20 × 1,783,603,276.68
  4. Step 4: Simplify right side
    3,103,957,812.36x = 7,638,855,973,687,852,032
  5. Step 5: Solve for x
    x = 7,638,855,973,687,852,032/3,103,957,812.36
  6. Step 6: Final answer
    x = 2,461,005,089.46

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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.