Home / 178,908,035.40-268,362,053.10-146,596,422.60

Finding the Fourth Proportional to 178,908,035.40, 268,362,053.10 and 146,596,422.60

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Solution

The fourth proportional to 178,908,035.40, 268,362,053.10 and 146,596,422.60 is: 219,894,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,908,035.40 : 268,362,053.10 = 146,596,422.60 : x
  2. Step 2: Convert to fraction form
    178,908,035.40/268,362,053.10 = 146,596,422.60/x
  3. Step 3: Cross multiply
    178,908,035.40x = 268,362,053.10 × 146,596,422.60
  4. Step 4: Simplify right side
    178,908,035.40x = 39,340,916,946,051,240
  5. Step 5: Solve for x
    x = 39,340,916,946,051,240/178,908,035.40
  6. Step 6: Final answer
    x = 219,894,633.90

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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.