Home / 352,039,118.12-528,166,804.08-168,041,384.36

Finding the Fourth Proportional to 352,039,118.12, 528,166,804.08 and 168,041,384.36

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Solution

The fourth proportional to 352,039,118.12, 528,166,804.08 and 168,041,384.36 is: 252,113,689.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,039,118.12 : 528,166,804.08 = 168,041,384.36 : x
  2. Step 2: Convert to fraction form
    352,039,118.12/528,166,804.08 = 168,041,384.36/x
  3. Step 3: Cross multiply
    352,039,118.12x = 528,166,804.08 × 168,041,384.36
  4. Step 4: Simplify right side
    352,039,118.12x = 88,753,880,930,600,096
  5. Step 5: Solve for x
    x = 88,753,880,930,600,096/352,039,118.12
  6. Step 6: Final answer
    x = 252,113,689.54

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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.