Home / 268,056,376.48-369,933,600.80-201,860,085.52

Finding the Fourth Proportional to 268,056,376.48, 369,933,600.80 and 201,860,085.52

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Solution

The fourth proportional to 268,056,376.48, 369,933,600.80 and 201,860,085.52 is: 278,578,817.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,056,376.48 : 369,933,600.80 = 201,860,085.52 : x
  2. Step 2: Convert to fraction form
    268,056,376.48/369,933,600.80 = 201,860,085.52/x
  3. Step 3: Cross multiply
    268,056,376.48x = 369,933,600.80 × 201,860,085.52
  4. Step 4: Simplify right side
    268,056,376.48x = 74,674,828,294,209,552
  5. Step 5: Solve for x
    x = 74,674,828,294,209,552/268,056,376.48
  6. Step 6: Final answer
    x = 278,578,817.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.