Home / 781,067,303.56-1,077,801,641.30-463,472,825.68

Finding the Fourth Proportional to 781,067,303.56, 1,077,801,641.30 and 463,472,825.68

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Solution

The fourth proportional to 781,067,303.56, 1,077,801,641.30 and 463,472,825.68 is: 639,550,228.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,067,303.56 : 1,077,801,641.30 = 463,472,825.68 : x
  2. Step 2: Convert to fraction form
    781,067,303.56/1,077,801,641.30 = 463,472,825.68/x
  3. Step 3: Cross multiply
    781,067,303.56x = 1,077,801,641.30 × 463,472,825.68
  4. Step 4: Simplify right side
    781,067,303.56x = 499,531,772,215,852,800
  5. Step 5: Solve for x
    x = 499,531,772,215,852,800/781,067,303.56
  6. Step 6: Final answer
    x = 639,550,228.18

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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.