Home / 3,205,409,978.58-4,423,466,189.89-1,776,573,333.54

Finding the Fourth Proportional to 3,205,409,978.58, 4,423,466,189.89 and 1,776,573,333.54

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Solution

The fourth proportional to 3,205,409,978.58, 4,423,466,189.89 and 1,776,573,333.54 is: 2,451,671,432.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,409,978.58 : 4,423,466,189.89 = 1,776,573,333.54 : x
  2. Step 2: Convert to fraction form
    3,205,409,978.58/4,423,466,189.89 = 1,776,573,333.54/x
  3. Step 3: Cross multiply
    3,205,409,978.58x = 4,423,466,189.89 × 1,776,573,333.54
  4. Step 4: Simplify right side
    3,205,409,978.58x = 7,858,612,074,774,360,064
  5. Step 5: Solve for x
    x = 7,858,612,074,774,360,064/3,205,409,978.58
  6. Step 6: Final answer
    x = 2,451,671,432.76

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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.