Home / 278,244,530.46-417,447,574.23-112,162,325.16

Finding the Fourth Proportional to 278,244,530.46, 417,447,574.23 and 112,162,325.16

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Solution

The fourth proportional to 278,244,530.46, 417,447,574.23 and 112,162,325.16 is: 168,276,050.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,244,530.46 : 417,447,574.23 = 112,162,325.16 : x
  2. Step 2: Convert to fraction form
    278,244,530.46/417,447,574.23 = 112,162,325.16/x
  3. Step 3: Cross multiply
    278,244,530.46x = 417,447,574.23 × 112,162,325.16
  4. Step 4: Simplify right side
    278,244,530.46x = 46,821,890,558,038,496
  5. Step 5: Solve for x
    x = 46,821,890,558,038,496/278,244,530.46
  6. Step 6: Final answer
    x = 168,276,050.14

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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.