Home / 104,221,268.16-156,286,283.04-42,768,265.92

Finding the Fourth Proportional to 104,221,268.16, 156,286,283.04 and 42,768,265.92

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Solution

The fourth proportional to 104,221,268.16, 156,286,283.04 and 42,768,265.92 is: 64,133,678.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,221,268.16 : 156,286,283.04 = 42,768,265.92 : x
  2. Step 2: Convert to fraction form
    104,221,268.16/156,286,283.04 = 42,768,265.92/x
  3. Step 3: Cross multiply
    104,221,268.16x = 156,286,283.04 × 42,768,265.92
  4. Step 4: Simplify right side
    104,221,268.16x = 6,684,093,312,703,106
  5. Step 5: Solve for x
    x = 6,684,093,312,703,106/104,221,268.16
  6. Step 6: Final answer
    x = 64,133,678.57

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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.