Home / 268,273,116.80-402,409,675.20-181,541,945.60

Finding the Fourth Proportional to 268,273,116.80, 402,409,675.20 and 181,541,945.60

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Solution

The fourth proportional to 268,273,116.80, 402,409,675.20 and 181,541,945.60 is: 272,312,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,273,116.80 : 402,409,675.20 = 181,541,945.60 : x
  2. Step 2: Convert to fraction form
    268,273,116.80/402,409,675.20 = 181,541,945.60/x
  3. Step 3: Cross multiply
    268,273,116.80x = 402,409,675.20 × 181,541,945.60
  4. Step 4: Simplify right side
    268,273,116.80x = 73,054,235,364,072,064
  5. Step 5: Solve for x
    x = 73,054,235,364,072,064/268,273,116.80
  6. Step 6: Final answer
    x = 272,312,918.40

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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.