Home / 1,618,417,379.56-2,233,415,956.49-875,861,442.31

Finding the Fourth Proportional to 1,618,417,379.56, 2,233,415,956.49 and 875,861,442.31

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Solution

The fourth proportional to 1,618,417,379.56, 2,233,415,956.49 and 875,861,442.31 is: 1,208,688,775.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,417,379.56 : 2,233,415,956.49 = 875,861,442.31 : x
  2. Step 2: Convert to fraction form
    1,618,417,379.56/2,233,415,956.49 = 875,861,442.31/x
  3. Step 3: Cross multiply
    1,618,417,379.56x = 2,233,415,956.49 × 875,861,442.31
  4. Step 4: Simplify right side
    1,618,417,379.56x = 1,956,162,920,929,499,392
  5. Step 5: Solve for x
    x = 1,956,162,920,929,499,392/1,618,417,379.56
  6. Step 6: Final answer
    x = 1,208,688,775.61

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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.