Home / 402,205,287.06-603,319,252.23-111,072,412.04

Finding the Fourth Proportional to 402,205,287.06, 603,319,252.23 and 111,072,412.04

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Solution

The fourth proportional to 402,205,287.06, 603,319,252.23 and 111,072,412.04 is: 166,611,744.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,205,287.06 : 603,319,252.23 = 111,072,412.04 : x
  2. Step 2: Convert to fraction form
    402,205,287.06/603,319,252.23 = 111,072,412.04/x
  3. Step 3: Cross multiply
    402,205,287.06x = 603,319,252.23 × 111,072,412.04
  4. Step 4: Simplify right side
    402,205,287.06x = 67,012,124,572,338,656
  5. Step 5: Solve for x
    x = 67,012,124,572,338,656/402,205,287.06
  6. Step 6: Final answer
    x = 166,611,744.62

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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.