Home / 851,107,498.68-1,276,555,582.98-229,371,370.32

Finding the Fourth Proportional to 851,107,498.68, 1,276,555,582.98 and 229,371,370.32

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Solution

The fourth proportional to 851,107,498.68, 1,276,555,582.98 and 229,371,370.32 is: 344,028,579.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,107,498.68 : 1,276,555,582.98 = 229,371,370.32 : x
  2. Step 2: Convert to fraction form
    851,107,498.68/1,276,555,582.98 = 229,371,370.32/x
  3. Step 3: Cross multiply
    851,107,498.68x = 1,276,555,582.98 × 229,371,370.32
  4. Step 4: Simplify right side
    851,107,498.68x = 292,805,303,357,769,088
  5. Step 5: Solve for x
    x = 292,805,303,357,769,088/851,107,498.68
  6. Step 6: Final answer
    x = 344,028,579.01

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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.