Home / 100,134,984.17-150,081,407.28-51,586,354.17

Finding the Fourth Proportional to 100,134,984.17, 150,081,407.28 and 51,586,354.17

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Solution

The fourth proportional to 100,134,984.17, 150,081,407.28 and 51,586,354.17 is: 77,317,160.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,134,984.17 : 150,081,407.28 = 51,586,354.17 : x
  2. Step 2: Convert to fraction form
    100,134,984.17/150,081,407.28 = 51,586,354.17/x
  3. Step 3: Cross multiply
    100,134,984.17x = 150,081,407.28 × 51,586,354.17
  4. Step 4: Simplify right side
    100,134,984.17x = 7,742,152,630,278,097
  5. Step 5: Solve for x
    x = 7,742,152,630,278,097/100,134,984.17
  6. Step 6: Final answer
    x = 77,317,160.37

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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.