Home / 608,538,175.34-912,964,640.87-356,359,302.54

Finding the Fourth Proportional to 608,538,175.34, 912,964,640.87 and 356,359,302.54

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Solution

The fourth proportional to 608,538,175.34, 912,964,640.87 and 356,359,302.54 is: 534,631,114.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,538,175.34 : 912,964,640.87 = 356,359,302.54 : x
  2. Step 2: Convert to fraction form
    608,538,175.34/912,964,640.87 = 356,359,302.54/x
  3. Step 3: Cross multiply
    608,538,175.34x = 912,964,640.87 × 356,359,302.54
  4. Step 4: Simplify right side
    608,538,175.34x = 325,343,442,665,005,696
  5. Step 5: Solve for x
    x = 325,343,442,665,005,696/608,538,175.34
  6. Step 6: Final answer
    x = 534,631,114.12

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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.