Home / 697,657,093.83-1,046,638,871.77-206,332,058.51

Finding the Fourth Proportional to 697,657,093.83, 1,046,638,871.77 and 206,332,058.51

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Solution

The fourth proportional to 697,657,093.83, 1,046,638,871.77 and 206,332,058.51 is: 309,543,405.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,657,093.83 : 1,046,638,871.77 = 206,332,058.51 : x
  2. Step 2: Convert to fraction form
    697,657,093.83/1,046,638,871.77 = 206,332,058.51/x
  3. Step 3: Cross multiply
    697,657,093.83x = 1,046,638,871.77 × 206,332,058.51
  4. Step 4: Simplify right side
    697,657,093.83x = 215,955,152,923,139,008
  5. Step 5: Solve for x
    x = 215,955,152,923,139,008/697,657,093.83
  6. Step 6: Final answer
    x = 309,543,405.83

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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.