Home / 164,072,306.40-246,089,797.20-42,916,005.60

Finding the Fourth Proportional to 164,072,306.40, 246,089,797.20 and 42,916,005.60

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Solution

The fourth proportional to 164,072,306.40, 246,089,797.20 and 42,916,005.60 is: 64,369,126.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,072,306.40 : 246,089,797.20 = 42,916,005.60 : x
  2. Step 2: Convert to fraction form
    164,072,306.40/246,089,797.20 = 42,916,005.60/x
  3. Step 3: Cross multiply
    164,072,306.40x = 246,089,797.20 × 42,916,005.60
  4. Step 4: Simplify right side
    164,072,306.40x = 10,561,191,114,738,064
  5. Step 5: Solve for x
    x = 10,561,191,114,738,064/164,072,306.40
  6. Step 6: Final answer
    x = 64,369,126.92

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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.