Home / 220,664,231.44-304,516,638.18-127,898,547.54

Finding the Fourth Proportional to 220,664,231.44, 304,516,638.18 and 127,898,547.54

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Solution

The fourth proportional to 220,664,231.44, 304,516,638.18 and 127,898,547.54 is: 176,499,994.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,664,231.44 : 304,516,638.18 = 127,898,547.54 : x
  2. Step 2: Convert to fraction form
    220,664,231.44/304,516,638.18 = 127,898,547.54/x
  3. Step 3: Cross multiply
    220,664,231.44x = 304,516,638.18 × 127,898,547.54
  4. Step 4: Simplify right side
    220,664,231.44x = 38,947,235,724,985,712
  5. Step 5: Solve for x
    x = 38,947,235,724,985,712/220,664,231.44
  6. Step 6: Final answer
    x = 176,499,994.91

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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.