Home / 761,264,530,435.50-1,142,366,479,638.30-352,774,763,859.48

Finding the Fourth Proportional to 761,264,530,435.50, 1,142,366,479,638.30 and 352,774,763,859.48

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Solution

The fourth proportional to 761,264,530,435.50, 1,142,366,479,638.30 and 352,774,763,859.48 is: 529,379,800,297.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,264,530,435.50 : 1,142,366,479,638.30 = 352,774,763,859.48 : x
  2. Step 2: Convert to fraction form
    761,264,530,435.50/1,142,366,479,638.30 = 352,774,763,859.48/x
  3. Step 3: Cross multiply
    761,264,530,435.50x = 1,142,366,479,638.30 × 352,774,763,859.48
  4. Step 4: Simplify right side
    761,264,530,435.50x = 402,998,065,095,386,769,391,616
  5. Step 5: Solve for x
    x = 402,998,065,095,386,769,391,616/761,264,530,435.50
  6. Step 6: Final answer
    x = 529,379,800,297.33

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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.