Home / 220,664,225.43-304,516,629.90-127,898,541.54

Finding the Fourth Proportional to 220,664,225.43, 304,516,629.90 and 127,898,541.54

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Solution

The fourth proportional to 220,664,225.43, 304,516,629.90 and 127,898,541.54 is: 176,499,986.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,664,225.43 : 304,516,629.90 = 127,898,541.54 : x
  2. Step 2: Convert to fraction form
    220,664,225.43/304,516,629.90 = 127,898,541.54/x
  3. Step 3: Cross multiply
    220,664,225.43x = 304,516,629.90 × 127,898,541.54
  4. Step 4: Simplify right side
    220,664,225.43x = 38,947,232,838,885,952
  5. Step 5: Solve for x
    x = 38,947,232,838,885,952/220,664,225.43
  6. Step 6: Final answer
    x = 176,499,986.63

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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.