Home / 104,849,410.83-157,274,033.27-28,172,439.15

Finding the Fourth Proportional to 104,849,410.83, 157,274,033.27 and 28,172,439.15

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Solution

The fourth proportional to 104,849,410.83, 157,274,033.27 and 28,172,439.15 is: 42,258,636.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,849,410.83 : 157,274,033.27 = 28,172,439.15 : x
  2. Step 2: Convert to fraction form
    104,849,410.83/157,274,033.27 = 28,172,439.15/x
  3. Step 3: Cross multiply
    104,849,410.83x = 157,274,033.27 × 28,172,439.15
  4. Step 4: Simplify right side
    104,849,410.83x = 4,430,793,132,033,287.50
  5. Step 5: Solve for x
    x = 4,430,793,132,033,287.50/104,849,410.83
  6. Step 6: Final answer
    x = 42,258,636.43

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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.