Home / 220,664,253.98-304,516,669.35-127,898,570.23

Finding the Fourth Proportional to 220,664,253.98, 304,516,669.35 and 127,898,570.23

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Solution

The fourth proportional to 220,664,253.98, 304,516,669.35 and 127,898,570.23 is: 176,500,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,664,253.98 : 304,516,669.35 = 127,898,570.23 : x
  2. Step 2: Convert to fraction form
    220,664,253.98/304,516,669.35 = 127,898,570.23/x
  3. Step 3: Cross multiply
    220,664,253.98x = 304,516,669.35 × 127,898,570.23
  4. Step 4: Simplify right side
    220,664,253.98x = 38,947,246,620,783,712
  5. Step 5: Solve for x
    x = 38,947,246,620,783,712/220,664,253.98
  6. Step 6: Final answer
    x = 176,500,026.25

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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.