Home / 860,374,675.40-1,290,560,044.53-368,769,180.56

Finding the Fourth Proportional to 860,374,675.40, 1,290,560,044.53 and 368,769,180.56

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Solution

The fourth proportional to 860,374,675.40, 1,290,560,044.53 and 368,769,180.56 is: 553,152,927.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,374,675.40 : 1,290,560,044.53 = 368,769,180.56 : x
  2. Step 2: Convert to fraction form
    860,374,675.40/1,290,560,044.53 = 368,769,180.56/x
  3. Step 3: Cross multiply
    860,374,675.40x = 1,290,560,044.53 × 368,769,180.56
  4. Step 4: Simplify right side
    860,374,675.40x = 475,918,770,084,805,184
  5. Step 5: Solve for x
    x = 475,918,770,084,805,184/860,374,675.40
  6. Step 6: Final answer
    x = 553,152,927.08

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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.