Home / 190,060,309,558.81-262,305,712,432.92-112,898,454,172.54

Finding the Fourth Proportional to 190,060,309,558.81, 262,305,712,432.92 and 112,898,454,172.54

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Solution

The fourth proportional to 190,060,309,558.81, 262,305,712,432.92 and 112,898,454,172.54 is: 155,813,223,302.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,060,309,558.81 : 262,305,712,432.92 = 112,898,454,172.54 : x
  2. Step 2: Convert to fraction form
    190,060,309,558.81/262,305,712,432.92 = 112,898,454,172.54/x
  3. Step 3: Cross multiply
    190,060,309,558.81x = 262,305,712,432.92 × 112,898,454,172.54
  4. Step 4: Simplify right side
    190,060,309,558.81x = 29,613,909,454,303,472,386,048
  5. Step 5: Solve for x
    x = 29,613,909,454,303,472,386,048/190,060,309,558.81
  6. Step 6: Final answer
    x = 155,813,223,302.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.