Home / 100,513,661.82-150,779,176.95-27,730,442.60

Finding the Fourth Proportional to 100,513,661.82, 150,779,176.95 and 27,730,442.60

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Solution

The fourth proportional to 100,513,661.82, 150,779,176.95 and 27,730,442.60 is: 41,598,059.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,513,661.82 : 150,779,176.95 = 27,730,442.60 : x
  2. Step 2: Convert to fraction form
    100,513,661.82/150,779,176.95 = 27,730,442.60/x
  3. Step 3: Cross multiply
    100,513,661.82x = 150,779,176.95 × 27,730,442.60
  4. Step 4: Simplify right side
    100,513,661.82x = 4,181,173,311,687,218
  5. Step 5: Solve for x
    x = 4,181,173,311,687,218/100,513,661.82
  6. Step 6: Final answer
    x = 41,598,059.77

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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.