Home / 100,513,658.31-150,779,171.71-27,730,439.10

Finding the Fourth Proportional to 100,513,658.31, 150,779,171.71 and 27,730,439.10

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Solution

The fourth proportional to 100,513,658.31, 150,779,171.71 and 27,730,439.10 is: 41,598,054.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,513,658.31 : 150,779,171.71 = 27,730,439.10 : x
  2. Step 2: Convert to fraction form
    100,513,658.31/150,779,171.71 = 27,730,439.10/x
  3. Step 3: Cross multiply
    100,513,658.31x = 150,779,171.71 × 27,730,439.10
  4. Step 4: Simplify right side
    100,513,658.31x = 4,181,172,638,531,138.50
  5. Step 5: Solve for x
    x = 4,181,172,638,531,138.50/100,513,658.31
  6. Step 6: Final answer
    x = 41,598,054.52

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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.