Home / 164,835,078.30-247,252,617.45-155,429,228.70

Finding the Fourth Proportional to 164,835,078.30, 247,252,617.45 and 155,429,228.70

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Solution

The fourth proportional to 164,835,078.30, 247,252,617.45 and 155,429,228.70 is: 233,143,843.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,835,078.30 : 247,252,617.45 = 155,429,228.70 : x
  2. Step 2: Convert to fraction form
    164,835,078.30/247,252,617.45 = 155,429,228.70/x
  3. Step 3: Cross multiply
    164,835,078.30x = 247,252,617.45 × 155,429,228.70
  4. Step 4: Simplify right side
    164,835,078.30x = 38,430,283,624,309,656
  5. Step 5: Solve for x
    x = 38,430,283,624,309,656/164,835,078.30
  6. Step 6: Final answer
    x = 233,143,843.05

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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.