Home / 191,331,626.90-286,927,023.81-150,470,900.42

Finding the Fourth Proportional to 191,331,626.90, 286,927,023.81 and 150,470,900.42

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Solution

The fourth proportional to 191,331,626.90, 286,927,023.81 and 150,470,900.42 is: 225,650,972.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,331,626.90 : 286,927,023.81 = 150,470,900.42 : x
  2. Step 2: Convert to fraction form
    191,331,626.90/286,927,023.81 = 150,470,900.42/x
  3. Step 3: Cross multiply
    191,331,626.90x = 286,927,023.81 × 150,470,900.42
  4. Step 4: Simplify right side
    191,331,626.90x = 43,174,167,627,521,472
  5. Step 5: Solve for x
    x = 43,174,167,627,521,472/191,331,626.90
  6. Step 6: Final answer
    x = 225,650,972.23

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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.