Home / 294,047,141.40-440,432,982.90-243,028,805.40

Finding the Fourth Proportional to 294,047,141.40, 440,432,982.90 and 243,028,805.40

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Solution

The fourth proportional to 294,047,141.40, 440,432,982.90 and 243,028,805.40 is: 364,016,127.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,047,141.40 : 440,432,982.90 = 243,028,805.40 : x
  2. Step 2: Convert to fraction form
    294,047,141.40/440,432,982.90 = 243,028,805.40/x
  3. Step 3: Cross multiply
    294,047,141.40x = 440,432,982.90 × 243,028,805.40
  4. Step 4: Simplify right side
    294,047,141.40x = 107,037,901,692,945,632
  5. Step 5: Solve for x
    x = 107,037,901,692,945,632/294,047,141.40
  6. Step 6: Final answer
    x = 364,016,127.43

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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.