Home / 3,216,774,391.63-4,822,398,130.46-1,117,978,143.74

Finding the Fourth Proportional to 3,216,774,391.63, 4,822,398,130.46 and 1,117,978,143.74

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Solution

The fourth proportional to 3,216,774,391.63, 4,822,398,130.46 and 1,117,978,143.74 is: 1,676,006,786.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,774,391.63 : 4,822,398,130.46 = 1,117,978,143.74 : x
  2. Step 2: Convert to fraction form
    3,216,774,391.63/4,822,398,130.46 = 1,117,978,143.74/x
  3. Step 3: Cross multiply
    3,216,774,391.63x = 4,822,398,130.46 × 1,117,978,143.74
  4. Step 4: Simplify right side
    3,216,774,391.63x = 5,391,335,710,255,057,920
  5. Step 5: Solve for x
    x = 5,391,335,710,255,057,920/3,216,774,391.63
  6. Step 6: Final answer
    x = 1,676,006,786.27

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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.