Home / 808,449,848.70-1,213,216,460.49-283,820,508.98

Finding the Fourth Proportional to 808,449,848.70, 1,213,216,460.49 and 283,820,508.98

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Solution

The fourth proportional to 808,449,848.70, 1,213,216,460.49 and 283,820,508.98 is: 425,920,932.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,449,848.70 : 1,213,216,460.49 = 283,820,508.98 : x
  2. Step 2: Convert to fraction form
    808,449,848.70/1,213,216,460.49 = 283,820,508.98/x
  3. Step 3: Cross multiply
    808,449,848.70x = 1,213,216,460.49 × 283,820,508.98
  4. Step 4: Simplify right side
    808,449,848.70x = 344,335,713,315,338,688
  5. Step 5: Solve for x
    x = 344,335,713,315,338,688/808,449,848.70
  6. Step 6: Final answer
    x = 425,920,932.35

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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.