Home / 1,073,736,468.29-1,481,733,101.62-621,633,501.19

Finding the Fourth Proportional to 1,073,736,468.29, 1,481,733,101.62 and 621,633,501.19

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Solution

The fourth proportional to 1,073,736,468.29, 1,481,733,101.62 and 621,633,501.19 is: 857,840,785.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,736,468.29 : 1,481,733,101.62 = 621,633,501.19 : x
  2. Step 2: Convert to fraction form
    1,073,736,468.29/1,481,733,101.62 = 621,633,501.19/x
  3. Step 3: Cross multiply
    1,073,736,468.29x = 1,481,733,101.62 × 621,633,501.19
  4. Step 4: Simplify right side
    1,073,736,468.29x = 921,094,935,781,749,888
  5. Step 5: Solve for x
    x = 921,094,935,781,749,888/1,073,736,468.29
  6. Step 6: Final answer
    x = 857,840,785.88

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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.