Home / 808,524,999.10-1,212,787,498.65-706,488,327.10

Finding the Fourth Proportional to 808,524,999.10, 1,212,787,498.65 and 706,488,327.10

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Solution

The fourth proportional to 808,524,999.10, 1,212,787,498.65 and 706,488,327.10 is: 1,059,732,490.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,524,999.10 : 1,212,787,498.65 = 706,488,327.10 : x
  2. Step 2: Convert to fraction form
    808,524,999.10/1,212,787,498.65 = 706,488,327.10/x
  3. Step 3: Cross multiply
    808,524,999.10x = 1,212,787,498.65 × 706,488,327.10
  4. Step 4: Simplify right side
    808,524,999.10x = 856,820,211,049,032,064
  5. Step 5: Solve for x
    x = 856,820,211,049,032,064/808,524,999.10
  6. Step 6: Final answer
    x = 1,059,732,490.65

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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.